With the delta variant surging in the United States just as the school year begins, parents are wondering — and...

Although metabolic conditions such as obesity and Type 2 diabetes have been linked to an increased risk of COVID-19, as...

Pfizer and BioNTech said Monday that their coronavirus vaccine, already authorized for those 12 and older, has been shown to...

As the baby boomer generation moves into retirement age, it is expected that by the year 2034, older adults (ages...

In the next six months, it’s likely that every American will be vaccinated, recovered from coronavirus infection, or both. If...

A Harvard infectious diseases expert says that vaccination rates among the elderly need to be close to 100 percent if...

Many people have been talking about the “COVID 15,” referring to gaining 15 pounds during quarantine. But did people really...

Immune checkpoint inhibitors, which unleash the immune response against tumor cells, have revolutionized cancer treatment; however, the medications aren’t effective...

Excerpted from “Letter to a Young Female Physician: Notes from a Medical Life” by Suzanne Koven, associate professor, Harvard Medical...

By studying 110 children aged two weeks to 21 years who tested positive for COVID-19 at Massachusetts General Hospital (MGH)...