Johns Hopkins Bloomberg School of Public Health
@JohnsHopkinsSPH
Followers
510,412
Following
2,734
Media
3,793
Statuses
36,658
@JohnsHopkins Bloomberg School of Public Health. • 🦠 • @PublicHealthPod 🎧 • @GHN_News 📧
Baltimore, MD
Joined February 2009
Don't wanna be here?
Send us removal request.
Explore trending content on Musk Viewer
Wasit
• 265362 Tweets
$EIGEN
• 132717 Tweets
Scotland
• 126666 Tweets
Uzbek
• 101477 Tweets
Mufasa
• 63714 Tweets
Jerome
• 62992 Tweets
#محمد_بن_سلمان
• 59344 Tweets
Arhan
• 51029 Tweets
Lion King
• 48037 Tweets
Madonna
• 40784 Tweets
Olimpiade
• 39429 Tweets
ARMY ARE FOREVER BEHIND BTS
• 35193 Tweets
Ridho
• 33808 Tweets
Rock in Rio
• 28056 Tweets
Seinfeld
• 26690 Tweets
Tyson
• 26351 Tweets
Nadal
• 23897 Tweets
Medina
• 20669 Tweets
HBD PP KRIT 25th
• 19448 Tweets
Sananta
• 17871 Tweets
gracie
• 16564 Tweets
Shen Yinhao
• 15494 Tweets
Jake Paul
• 12315 Tweets
Zeke
• 11248 Tweets
Tekno
• 10831 Tweets
"This is my body, I have to defend it!" 🏠
Reminder: Being vaccinated and boosted is your best line of defense against severe illness from COVID-19.
Subscribe to our newsletter for the latest info:
556
14K
30K
There's evidence that a booster dose reduces a person's likelihood of being infected with SARS-CoV-2.
That's super like Mario, but less likely doesn't mean impossible.
In general, boosters reduce symptom severity and duration, and reduce transmission:
1K
7K
30K
"I did my own research"🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩🚩
55
1K
7K
"The emerging data confirms what many of us thought would be the case—that not only do the vaccines stop symptomatic COVID, but they also make it highly unlikely that someone can even be infected at all," said
@AmeshAA
.
470
2K
4K
"A safer bet — for immune systems young, old, and everywhere in between — is not getting sick to begin with. Wearing masks, maximizing our indoor air’s ventilation and filtration, and other pandemic-era strategies prevent more than just Covid-19."
210
2K
4K
🎵 Is it cool that I wear a mask?
Is it chill to avoid droplets?
'Cause I know that it's contagious (contagious)
Is it cool that I wear a mask?
Is it too soon to take it off?
'Cause I know that it's contagious
Isn't it? Isn't it? Isn't it? Isn't it? 🎵
#3YearsOfReputation
69
468
1K
"Ventilated, clean air [has a role] in preventing the spread of COVID, and research shows that improved air filtration and ventilation can also increase employee performance and productivity as well as improve test scores and teacher retention rates."
40
766
2K
It took a long time to acknowledge that SARS-CoV-2 is airborne.
But going forward, a shift to addressing airborne transmission of respiratory diseases can make a huge difference in preventing flus, colds, and COVID-19—and improving air quality.
Read ➡️
32
716
1K
The science is clear: Vaccines are safe, effective, and do not cause autism
32
549
1K
"States with medical marijuana laws had 27% fewer deaths from opioid painkillers,"
@JohnsHopkinsSPH
study finds
30
1K
1K
1. Delays in widespread testing.
2. Inability to contain the spread of
#COVID19
.
3. Lack of essential supplies and equipment.
4. Inconsistent and inaccurate messaging on the novel
#coronavirus
.
5. Failure to coordinate between federal and state agencies.
38
705
964
Until now, people who suffered mild or asymptomatic COVID-19 were thought to have dodged the brunt of the virus’s brutal side effects.
But new evidence has revealed that anyone infected with COVID is at higher risk for heart issues.
49
654
886
Hypothetically, how does a vaccine go from an idea into reality?
With help from
@IVACtweets
, we took a page out of Schoolhouse Rock!'s book to explain.
Learn more about
#COVID19
on our website, and subscribe to our free newsletter for more information:
29
455
746
Ahem... ::taps mic:: Mask-a-roni in a bop
💙
@iamcardib
@theestallion
and
@JohnsHopkins
's "The Mental Notes"
28
265
697
Let’s face it. Some of us, even if we’re vaccinated, will contract COVID. It’s a highly contagious respiratory virus. It’s lousy, but it’s not a personal failing. Don’t let embarrassment hold you back from letting your close contacts know—that keeps everyone safe. 📱
28
252
599
“It is evidence that the HPV vaccine in boys and girls will prevent head and neck cancer in the future," said
@OtisBrawley
, of
@JohnsHopkinsSPH
.
13
340
540
How does the novel
#coronavirus
infect people, and what are researchers learning about its possible vulnerabilities?
@JohnsHopkinsMMI
professor
@AndrewPekosz
explains in this video and in our new infographic:
6
400
532
When it comes to masks, humans have it easy. Our 👃 and 👄 are close together.
Here's how some animals would have to wear their masks. 🐋 🦆
16
295
517
Epidemiologists and other public health experts aren't the only ones who know one of the best ways to reduce the spread of
#COVID19
.
Astrologists agree, too. 😉
7
292
508
Pfinally.
SCOOP: The FDA has granted full approval to Pfizer's coronavirus vaccine.
139
1K
3K
4
107
505
It's OK to call us John Hopkins. The first "s" is optional.
!⃝ ᴛʜɪꜱ ᴄʟᴀɪᴍ ᴀʙᴏᴜᴛ ᴛʜᴇ ɴᴀᴛɪᴏɴ'ꜱ ꜰɪʀꜱᴛ ʀᴇꜱᴇᴀʀᴄʜ ᴜɴɪᴠᴇʀꜱɪᴛʏ ɪꜱ ᴅɪꜱᴘᴜᴛᴇᴅ
8
60
501
Just how big is the
#coronavirus
pandemic, and how can you help limit its spread?
@DebbyRyan
turned to
@EpiAmber
and
@DavidWDowdy
for the evidence.
Learn more at
14
67
486
For the latest evidence-based insights and expert guidance on the novel
#coronavirus
/
#COVID19
, bookmark these three sites:
@JohnsHopkins
➡️
@HopkinsMedicine
➡️
@JohnsHopkinsSPH
➡️
68
310
439
"It may be that protection against transmission is appreciably less than protection against severe [
#COVID19
] disease, but at this point it would be beyond shocking if no impact was there," write
@KateGrabowski
and
@JustinLessler
.
🔗
13
161
425
There is some indication that vaccination may reduce asymptomatic infection, resulting in reduced transmission, but experts note that the data set was small and more investigation is needed.
60
214
418
This is blowing up, as the kids say 😅
We also posted it on Instagram:
And Facebook:
13
61
419
Today
@JohnsHopkinsSPH
, with
@BloombergDotOrg
, launched a free online course to help train a new workforce of contact tracers to reach and assist people exposed to the novel
#coronavirus
.
More:
24
280
415
Taiwan has emerged as a success story in the global battle against
#COVID19
.
This week, Vice President Chen Chien-jen will join
@EllenJMacKenzie
to discuss Taiwan's early and effective response to the
#coronavirus
.
🔗
🗓 Friday, April 24
🕗 8 p.m. EDT
15
184
405
Parents are facing hard decisions about in-person schooling. HEPA filtration helps reduce
#COVID19
spread in the classroom.
Ask your child's school how they've improved air quality and reduced risk. Schools can use
#AmericanRescuePlan
funds to cover costs
27
253
384
On Monday (3/2),
@JohnsHopkinsSPH
is convening experts from across
@JohnsHopkins
and
@HopkinsMedicine
for a 30-minute webcast addressing the spread of
#COVID19
.
Join us online!
🗓 March 2, 2020
🕦 11:30 a.m. EST
🔗
11
310
376
GOOD NEWS: Starting today (1/18), U.S. households can go online to and order 4 individual rapid antigen COVID-19 tests in even less time than it took for us to make this meme.
159
158
370
"There are now only two groups of Americans. Group A includes everyone involved in the medical response, whether that’s treating patients, running tests, or manufacturing supplies. Group B includes everyone else, and their job is to buy Group A more time."
8
228
367
"'The talk of a second wave as if we’ve exited the first doesn’t capture what’s really happening,' says
@CMYeaton
, an epidemiologist at
@JHSPH_CHS
. What's happening is not one crisis, but many interconnected ones."
8
252
353
JUST RELEASED:
@JHSPH_CHS
and
@ASTHO
have released a new report, “A National Plan to Enable Comprehensive
#COVID19
Case Finding and Contact Tracing in the U.S.”
The report outlines key next steps in the battle against the novel
#coronavirus
.
🔗
16
271
359
"A hospital executive should not just be worried about keeping the beds filled. A hospital executive should be saying, ‘What are the needs in my community, and how can I help prevent illness?’"
10
196
362
Looking for all of
@JohnsHopkinsSPH
's resources on
#COVID19
, including FAQs,
@JHSPH_CHS
's daily situation reports, and our new daily podcast?
🔗
#️⃣
#coronavirus
#2019nCoV
38
247
344
.
@JohnsHopkinsSPH
has again been named the top public health school in the nation by
@USNews
.
11
154
344
“I’m worried that people have kind of accepted where we are as a new normal, and it is not normal,” says
@JHSPH_CHS
director
@T_Inglesby
.
13
191
342
Attention headline and tweet writers: Stop trying to make “flurona” happen. Yes, people can get both COVID-19 and the flu, but that doesn't mean there's a new virus out there. It's simply bad luck of catching more than one thing at a time. Calling it “flurona” can be misleading.
5
158
337
BREAKING: The
@US_FDA
approved a clinical trial that will allow
@JohnsHopkins
researchers to test a therapy for
#COVID19
that uses plasma from recovering patients.
11
166
337
"Almost no virus is protective against allergic disease or other immune diseases. In fact, infections with viruses mostly either contribute to the development of those diseases or worsen them. The opposite is true of bacteria."
6
124
329
Last week,
@JohnsHopkins
launched a free online course for the general public about
#COVID19
featuring experts from across the university—including those on the front lines of research and treatment.
5
170
303
Surgical masks, homemade masks, and respirators have become symbolic of protection during the
#COVID19
crisis. How much protection do these masks and respirators really offer, can they be reused, and what are their limits?
10
219
290
We’ve made a Twitter list of some of our faculty and divisions tweeting frequently about
#COVID19
, as well as some colleagues who’ve been on
@PublicHealthPod
. This list will be updated.
Check it out:
30
156
282
"No country has successfully achieved herd immunity from the coronavirus," write
@GGronvall
and
@RachelMWest
, two scholars with
@JHSPH_CHS
.
"The path ahead cannot rely on magical thinking: herd immunity is not a plan."
5
192
274
How it started How it's going
3
37
267
#COVID19
is now a global pandemic. This is a critical time for information but also for the support and reassurance that science and evidence can offer.
Join us on Tuesday (3/17) to hear from
@JohnsHopkins
experts.
🔗
🕦 11:30 a.m. EST
7
193
261
.
@JohnsHopkinsSPH
has again been named the top public health school in the nation by
@USNews
.
🔗
5
80
248
"There are lots of pieces to still fill in, but this report [from
@MichaelWorobey
and colleagues] ties a lot of the pieces together that say, 'There is a really credible story for an animal origin of SARS-CoV-2,'" says
@JHSPH_CHS
senior scholar
@GGronvall
.
26
128
238
Taiwan has emerged as a success story in the global battle against
#COVID19
.
This week, Vice President Chen Chien-jen will join
@EllenJMacKenzie
to discuss Taiwan's early and effective response to the
#coronavirus
.
🔗
🗓 Friday, April 24
🕗 8 p.m. EDT
4
78
235
@_MorganReilly
Thanks for spreading the word! We’re also offering a completely free teach-out focused on the epidemiology of the novel
#coronavirus
and outbreaks like it!
Curious about how experts identify and measure outbreaks like the
#COVID19
pandemic, and want to understand the epidemiology of these infections?
Check out our *free*
@Coursera
Teach-Out taught by faculty from
@JohnsHopkinsEPI
.
2
101
142
0
79
235
A recent study published in
@NEJM
found that the virus causing
#COVID19
can live in the air and on surfaces between several hours and several days.
However there's important context you need to know, as
@HopkinsMedicine
's Carolyn Machamer explains.
2
182
235
"Infectious disease experts say that moving students around every few minutes is actually more likely to increase transmission of the virus, by exposing more people to an infected student."
11
102
237
Since December 2019,
#COVID19
has killed more people in the U.S. than influenza has in the last five years, explains
@AndrewPekosz
.
6
189
229
Very striking visualization. Well done! 👏
5
63
224
Beware the superspreader!
Often seen in crowded spaces, and rarely seen wearing masks, they can transmit
#COVID19
to dozens of people at a time.
Check out our newsletter for the latest expert insights:
14
156
219
"It's wrong to think that a vaccine will be a flick-of-a-switch solution that saves the entire world at once. A vaccine may play a critical role in getting us back to normal, over time, but it will be a slow and layered process."
8
157
216
When and how will we get back to "normal" life after
#COVID19
? There's not an easy answer — but there is a roadmap to reopening.
These are the four phases, according to
@CMYeaton
and
@C_R_Watson
from
@JHSPH_CHS
. 👇
5
166
209
NEW:
@JHSPH_CHS
has released a new tool to help business owners who are considering reopening or expanding their operations to determine their establishments' risk of transmission of the coronavirus that causes
#COVID19
and how to reduce it.
2
170
203
#COVID19
is not the flu. There is not yet a safe, effective vaccine for COVID-19.
But several candidates are in development, and protecting the process's scientific integrity is paramount.
Today, watch
@JohnsHopkins
+
@UW
's symposium on how it must work.
8
116
199
Racism is a public health crisis, too.
"The profound impact of racism on life and death demands a full response from every part of our society, including—and especially—our field of public health," wrote
@EllenJMacKenzie
and
@LisaCooperMD
.
2
86
200
Teachable moment: Our social team acknowledges responses to this post which raise points about health literacy and mistrust. We intended the post to be playful, but intention only counts so much when there can be other interpretations. We will be more thoughtful in the future!
11
9
198
"Right now, unless you're NYC, chances are that 5 percent or less of the population is immune, so to get to herd immunity, you'd have to take the number of cases and deaths we've already experienced and multiply that by about 15," said
@DavidWDowdy
.
8
161
194
On Tuesday (3/17), we're convening
@CMYeaton
and
@AndrewPekosz
to discuss what we've learned about
#COVID19
that can inform how people prepare and respond in their daily lives.
This webcast will be moderated by
@DrJoshS
.
🔗
🕦 11:30 a.m. EST
10
153
190
"It is true that most people who get [
#COVID19
] do fine," says
@CMYeaton
on
@PublicHealthPod
.
"But every single person should be thinking of themselves as a bridge to someone who is more vulnerable."
🔗
#️⃣
#FlattenTheCurve
6
127
190
The U.S. is one of the only industrialized nations with no universal health care and no paid sick leave—two factors that underlie not just pandemic preparedness but basic public health, says
@DR_KMP
.
7
123
190
New evidence has revealed that anyone infected with COVID is at higher risk for heart issues—including clots, inflammation, and arrhythmias—a risk that persists even in relatively healthy people long after the illness has passed.
21
164
191
We must recognize how inequities aid the spread of the
#coronavirus
, write
@LisaCooperMD
and
@DrJoshS
. To address them, we should:
1. Expand housing.
2. Provide food for people staying home.
3. Support education.
4. Promote sick leave and other benefits.
7
136
185
"This is a moment to prioritize health over short-term political calculations," write
@DrJoshS
,
@PeterHotez
, and others in
@TheLancet
.
"SARS-CoV-2 is agnostic in whom it infects, and COVID-19 vaccines protect liberals and conservatives alike."
5
92
189
.
@JohnsHopkins
scientists studying the virus that causes
#COVID19
say the pathogen has few variations, a promising observation that boosts the chances of developing an effective vaccine.
2
117
188
"We shouldn’t consider relaxing social distancing measures until we have slowed the spread, dealt with supply shortages and diagnostic capacity and prepared to deal with patient surges," writes
@JHSPH_CHS
director
@T_Inglesby
in
@USAToday
.
2
117
177
At a time when our public health experts are being relentlessly questioned and criticized, we must all stand together in support of science.
Listen to
@DrJoshS
's message of support in our latest
@PublicHealthPod
:
5
83
175
An accomplished biostatistician and academic administrator,
@LizStuartDC
has been named chair
@JHUBiostat
at
@JohnsHopkinsSPH
. She will assume the role on July 1.
3
16
176
How can governors re-open U.S. states safely and effectively?
@CMYeaton
and
@C_R_Watson
outline a plan from
@JHSPH_CHS
experts.
6
116
176
"Public health measures need to be the vehicle and the gateway to opening the economy, not the obstacle," said Dr. Anthony Fauci in last week's
@JohnsHopkins
Health Policy Forum with
@JohnsHopkinsSPH
dean
@EllenJMacKenzie
.
4
75
174
Molecular tests detect the pathogen while it is circulating in the body, even if the pathogen is no longer able to replicate or cause disease.
Serological tests detect infections after the immune system has successfully eliminated the pathogen.
Read more—
2
129
174
There have been two times since 1948 that a U.S. president has withheld funds and criticized the
@WHO
early in a historic pandemic:
1⃣ In the 1980s as HIV/AIDS began to emerge as a global killer.
2⃣ Last week, as the
#coronavirus
continued to spread.
5
160
168
"Whether it is Ukraine, Myanmar, Syria, or others, there needs to be equality,"
@ProfMulugeta
said. "One life is precious enough. One health facility, one health care worker is precious enough that we always need to care."
4
188
161
"Men are significantly more likely to be hospitalized, to be admitted into intensive care units, and to die from
#COVID19
than women," says
@JohnsHopkinsMMI
professor
@SabraKlein1998
.
Here's what we know—and don't know—about why that's the case:
2
117
167
"'These family separations violate the most widely ratified of all human rights conventions, the Convention on the Rights of the Child,' the letter, signed by
@JohnsHopkinsSPH
dean
@EllenJMacKenzie
, vice-dean
@DrJoshS
and others, reads."
6
126
167
💫 💙 Science is real. 💙 💫
1
42
167
There are more children sick with
#COVID19
in Florida today than ever before. Will this motivate the state to change its response to the pandemic?
ED physician and chief medical officer of Johns Hopkins
@AllChildrens
Dr. Joseph Perno shares his thoughts.
11
127
168
ANNOUNCEMENT:
@LizStuartDC
, a national expert in biostatistics and policy evaluation, has been appointed as a Bloomberg Professor of
@AmericanHealth
at
@JohnsHopkinsSPH
.
13
16
165
"We have evidence showing that if you've been naturally infected with COVID-19 and you aren't vaccinated, your risk of getting reinfected with symptomatic disease is about 2.5–fold higher."
4
88
161
We get all sorts of comments on our posts. Too many for our social media team to answer.
So, we asked
@JohnsHopkinsEPI
doctoral students
@EpiHenri
,
@KayteAndersen
and
@TheOriginalBRK
for help.
10
46
160
The median incubation period of
#COVID19
from exposure to the onset of symptoms is 5.1 days, researchers say, meaning the recommended 14-day quarantine period is a reasonable amount of time to monitor individuals for development of the disease.
2
169
157
"
@SDBaral
, an associate
@JohnsHopkinsEPI
professor, says that it’s almost as if we’ve 'designed a public-health response most suitable for higher-income' groups."
12
70
147
Messenger RNA—or mRNA—vaccines have been in development for decades, and are now approved for use against
#COVID19
.
Here's how they work and what you should know about them.
Visit for even more resources.
63
106
146
"~60,000 people gathered in Provincetown over the Fourth of July holiday," writes
@DrLeanaWen
.
"This was the ultimate stress test of the vaccines and they passed with flying colors: Only ~1.6% were infected, just seven were hospitalized, and no one died."
2
72
157
NEWS:
@JohnsHopkinsSPH
has again been named the top public health school in the nation by
@USNews
.
The School has maintained the number one spot since the rankings began in 1994.
2
57
155
Family physician
@RealDoctorMike
is a "social media phenomenon," as
@DrJoshS
puts.
Today's
@PublicHealthPod
is about using platforms like YouTube, Facebook, and Twitter to spread accurate health information, and combat disinformation and confusion.
🎧
5
22
146
Our great city of Baltimore is where we live, work, study, care about our neighbors. We
@JohnsHopkinsSPH
are proud to be a part of this community and are working every day to improve lives here as well as around the world.
#WeAreBaltimore
0
44
152
Can the blood of recovered patients be used to protect others from
#COVID19
?
"Humanity is going to need layered defenses," says
@JHU_BDPs
@ACasadevall1
, chair of
@JohnsHopkinsMMI
.
"But I do believe that we're going to beat this."
7
89
147