Explaining why officials dropped limits, Dr. Mehmet Oz said alcohol “brings people together.” But social drinking also can lead to health problems, studies show.

The states, all led by Democrats, used the grants to support a wide variety of functions, including H.I.V. prevention and surveillance.

We want to hear from readers who are trying to manage their medical bills and their health insurance costs.

One to two cups of caffeinated tea per day helps too, researchers found after following nearly 132,000 people for 40 years.

State health officials discouraged foraging this year, saying that toxic mushrooms can easily be confused with safe ones to eat.

Federal officials had warned that the new product from the online provider of weight loss drugs might be illegal.

Dr. Christopher M. Palmer said in an interview that the keto diet, while promising, did not “cure” schizophrenia as the health secretary had claimed.

People may be able to pay less for prescriptions with their insurance rather than via the new government website. The Trump drugstore is meant to help people buy medications using their own money.

The N.F.L. claims Guardian Caps reduce the risk of concussions. The company that makes them says, “It has nothing to do with concussions.”

A provocative new ad featuring the boxer makes the case for Americans to “eat real food.”

One panelist accused the F.D.A. of withholding data on potential harms. The advisers also are reviewing research on vaccines given to pregnant women.