Norovirus symptoms typically include diarrhea, vomiting, nausea and stomach pain. An infected person can transmit the virus for days after they’re feeling better.

The FDA on Tuesday proposed limits on levels of lead in processed baby food that could reduce exposure to the contaminant by as much as 27%.

The mpox outbreak is growing in the U.S. This map tracks monkeypox cases across the country, updated multiple times weekly.

Each household can get four free at-home Covid tests by mail, the Biden administration announced. Private insurance and Medicare also cover monthly tests.

Measles is highly contagious and almost entirely preventable through vaccination. But the Covid pandemic led to a decline in vaccine coverage.

New York City's mayor declared a state of emergency on Monday due to the continued spread of monkeypox. Gov. Hochul issued a state-level emergency on Friday.

The FDA has ordered Juul to stop selling its e-cigarette products, citing a lack of data and evidence with which to assess the items' health risks.

Symptoms of an infection with the omicron BA.2 subvariant tend to be similar to the original omicron variant, but BA.2 is more transmissible, according to experts.

If the Supreme Court overturns Roe v. Wade, abortion bans and restrictions could have manifold effects on maternal health.

An aphasia diagnosis has prompted Bruce Willis to step away from acting. What is aphasia and what causes it? Read about common symptoms and treatment.

An NBC News analysis shows that fewer than half of the people 50 and up — those authorized Tuesday for a second Covid-19 booster shot — will be eligible for that shot by mid-May.