Vitamin D may protect against young-onset colorectal cancer

Consuming higher amounts of vitamin D – mainly from dietary sources – may help protect against developing young-onset colorectal cancer or precancerous colon polyps, according to the first study to show such an association.

Richard Saltus • harvard
Aug. 17, 2021 ~5 min

With delta variant dominant, COVID-19 Simulator sees surge in deaths

Investigators who developed the COVID-19 Simulator say the delta variant’s high transmissibility, low vaccination coverage in several regions, and more relaxed attitudes to social distancing will likely lead to a surge in COVID-19–related deaths in at least 40 states.

Tracy Hampton • harvard
Aug. 16, 2021 ~3 min

Wildfire smoke linked to increase in COVID-19 cases and deaths

Researchers have found strong evidence of an association between exposure to fine particulate air pollution from 2020 wildfires in the U.S. and increased risk of COVID-19 cases and deaths in three western states, for up to four weeks after the exposure.

Karen Feldscher • harvard
Aug. 13, 2021 ~6 min

Climate scientist on UN report: Just as bad as we expected

Peter Huybers, a professor of Earth and planetary sciences, explains the recently released UN report on climate change and the harrowing details contained within it.

Ryan Mulcahy • harvard
Aug. 12, 2021 ~8 min

What will it be like when COVID-19 becomes endemic?

Immunologist Yonatan Grad explains what has been learned from COVID-19 and how to apply the lessons moving forward.

Karen Feldscher • harvard
Aug. 12, 2021 ~7 min

How to manage pandemic stressors for children

New study suggests practical strategies to help children through a pandemic.

Manisha Aggarwal-Schifellite • harvard
Aug. 11, 2021 ~6 min

COVID messages from doctors change behavior across racial lines

A new study found that COVID-19 messages tailored to Black audiences and presented by physicians of color did not enhance the effectiveness for minority participants.

Nikki Rojas • harvard
Aug. 10, 2021 ~5 min

Crowding in prisons increases inmates’ risk for COVID-19 infections

Citing COVID threat, researchers urge policy changes to ease prison crowding. New study recommends early release for inmates at low risk of reoffending.

Timothy Gower • harvard
Aug. 9, 2021 ~4 min

New at-home test detects COVID-19 variants in your spit

Researchers have now created a simple, inexpensive diagnostic test that allows users to test themselves for multiple variants of the SARS-CoV-2 virus at home, using just a sample of their saliva.

Lindsay Brownell • harvard
Aug. 6, 2021 ~10 min

Dan Barouch receives Ledlie Prize for vaccine work

Dan Barouch, Harvard Medical School professor and head of Beth Israel Deaconess’ Center for Virology and Vaccine Research, was awarded Harvard’s George Ledlie Prize for work that culminated in one of three vaccines against COVID-19 approved for use in the U.S.

Alvin Powell • harvard
Aug. 6, 2021 ~10 min