Harvard experts stress testing, vaccination amid delta surge

Diet, exercise, and sleep affect heart health, but why?

Hamburgers may not cause heart attacks, but we have long known that lifestyle choices —including diet, exercise, and sleep patterns — play

How to combat delta, according to Harvard epidemiologist

Officials at the Centers for Disease Control and Prevention (CDC) are warning that “the war has changed” with the surge of the

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

With the delta variant wreaking havoc on unvaccinated populations, the ability to quickly diagnose and track emerging variants of the virus is

COVID messages from doctors change behavior across racial lines

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

With much of the world still susceptible to SARS-CoV-2, experts predict the virus will become endemic. The Harvard T.H. Chan of Public Health

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

Experts say lessons from abroad can rein in COVID variant

Michael Pollan discusses new book, ‘This Is Your Mind on Plants’

Study: Reducing sugar in packaged foods could reduce disease

Cutting 20 percent of sugar from packaged foods and 40 percent from beverages could prevent 2.48 million cardiovascular disease events (such as