Ask Well: Sleep and Colds

A reader asks: Is there a link between getting a good night’s sleep and the ability to ward off winter ailments like bronchitis, colds and pneumonia?

The Weekly Health Quiz: Zika, Back Pain and Knitting

Test your knowledge of this week’s health news.

Fit City: Conquering the Midair Crisis at a Trapeze Class

Trapeze sessions at Circus Warehouse in Long Island City offer people 45 and older a chance to escape workaday concerns for two hours a week and, of course, a chance to fly.

Drug Shortages Forcing Hard Decisions on Rationing Treatments

Such shortages are the new normal in American medicine. But the rationing that results has been largely hidden from patients and the public.

De Blasio’s Wife and Council Members Share Personal Stories at Mental Health Hearing

Chirlane McCray, the wife of Mayor Bill de Blasio, has prioritized improving mental health care and championed the city’s plan for tackling the issue.

Walgreens Says No Customers’ Tests Will Be Done at Theranos Lab in California

The lab, in Newark, Calif, was cited on Monday by federal regulators for violations of clinical standards.

New York City Officials Announce Efforts to Fight Zika Virus

With seven confirmed cases in the state, including three in the city, health administrators announced plans to prevent the virus from spreading.