Gretchen Peterson

Dear Pandemic COVID Q&A

Clinical Symptoms Infection and Spread Vaccines Videos

In this live Q&A, we’ll be talking with the operators of two other #SciComm pages, Unambiguous Science and ScienceWhizLiz. We’ll talk about the J&J vaccine pause, fleas, Canadian geese, kids and COVID, long COVID, and creative vaccine strategies. ➡️ Welcome, Intros, and Chit Chat (0:00-3:40) ➡️ Can flea bites transmit COVID-19? (3:40-5:26) ➡️ Blood clotting Read more…

I thought that Peru was one of the first countries to go into lockdown. What is the situation there now?

Data and Metrics Infection and Spread

A: Peru has one of the highest excess death rates in the world and more than 47,000 people in Peru have died from COVID-19 as of March 2021 with excess deaths at nearly 2,600 per million (from a population of 32 million). How did this happen? TL; DR: Controlling COVID-19 requires many public health measures Read more…

¿Qué está pasando con la segunda ola de COVID-19 en Brasil?

Infection and Spread Posts en Español

R: Mucho y nada bueno. Brasil ocupa el segundo lugar después de EE.UU. en términos de nuevos casos diarios y muertes totales, pero tiene una población mucho menor. Ahora se considera que Brasil es el epicentro de la pandemia en el mundo. En los últimos días, Brasil ha superado casi 4,000 muertes relacionadas con COVID-19 Read more…

Ya que esté vacunada, ¿puedo transmitirle los anticuerpos a mi bebé amamantando?

Families/Kids Posts en Español Vaccines

P: Ya que esté vacunada, ¿puedo transmitirle los anticuerpos a mi bebé amamantando? ¿La leche materna congelada después de la vacuna también beneficiaría a otros miembros de la familia? R: Sí, tenemos evidencia preliminar -limitada- de que la leche materna puede proveer cierta protección contra el SARS CoV-2 a su bebé. Tristemente, aún no tenemos Read more…

¿Los niños pueden padecer de COVID-19 prolongado?

Clinical Symptoms Families/Kids Posts en Español

R: Aún no se sabe, pero puede ser posible. “COVID prolongado” es cuando las personas continúan teniendo síntomas durante semanas o incluso meses. Hay algunos informes de casos de niños que tienen síntomas prolongados después de una presunta infección por COVID-19 y se necesita mucha más investigación para determinar con qué frecuencia sucede esto, por Read more…

If we have never achieved herd immunity with the flu, the common cold and many other diseases, what makes it possible to reach herd immunity with COVID-19?

Infection and Spread Vaccines

A: Some diseases are more elusive than others when it comes to herd immunity, and your two examples are among the elusive ones. In order to be a candidate for herd immunity, we need a disease caused by one specific virus. The virus has to be easily recognized by the immune system; it can’t mutate Read more…

Dear Pandemic COVID Q&A

Infection and Spread School Staying Safe Testing and Contact Tracing Vaccines Videos

In this live Q&A, we’re teaming up with our science gal-pals at the Unbiased Science Podcast, Drs. Andrea Love and Jessica Steier! We’ll be answering reader questions about antibody testing after vaccination, viral variants & kids, #thrifting, and whether your COVID-19 vaccine can make you test positive for COVID.  https://www.facebook.com/unbiasedscipod/ ➡️ Welcome, Intros, and Comments Read more…

Is there some benefit to people publicly trumpeting it once they’ve been vaccinated, say, by donning stickers, buttons, bumper stickers, etc.?

Vaccines

A: Yes, tasteful trumpeting could improve COVID-19 vaccination uptake by activating behavioral pathways. Images and stories are powerful tools in motivating social behavior. Stickers and other public displays of individual behavior can promote collective action (Think “I Voted” stickers). When trumpeting your vaccine, remain respectful of others with different perspectives and those who continue to Read more…