Health

The early-morning light wakened the middle-aged man early on a Saturday morning in 2003. He felt his 51-year-old wife move behind him and turned to see her whole body jerking erratically. He was a physician, a psychiatrist, and knew immediately that she was having a seizure. He grabbed his phone …

On any given day, somewhere in the United States, someone is going to wake up, leave the house and get in a huge argument with a stranger about wearing masks. Grocery store managers are training staff on how to handle screaming customers. Fistfights are breaking out at convenience stores. Some …

Keto is unique compared to other diets because there is an objective marker that tells you if you’re on the right track. With an easy at-home test, you can confirm that you are, in fact, in a state of ketosis. Regular readers probably know I’m not a big data tracker. …

Planarians have unusual talents, to say the least. If you slice one of the tiny flatworms in half, the halves will grow back, giving you two identical worms. Cut a flatworm’s head in two, and it will grow two heads. Cut an eye off a flatworm — it will grow …

  Dear Mark, You talk a lot about the evils of grains. I follow your logic on why a grain free diet is best, and I have seen weight loss and just feel better overall since heeding your advice. But there is one thing (well, more than one) that I …

Here’s what you need to know: Half a million people are dead as confirmed virus cases top 10 million. Paranoid hallucinations plague many virus patients who end up in the I.C.U. At a Houston hospital bracing for a virus peak, new patients are often young. Most affluent countries are keeping …

This briefing has ended. Click here for the latest updates. Here’s what you need to know: Some Mississippi I.C.U.s are full, while Houston is on red alert. For months, the world perilously dismissed evidence of silent spreaders. New outbreaks — and mixed messaging — leave some Americans questioning their shutdown …

Dr. William Dement, whose introduction to the mysteries of slumber as a postgraduate student in the 1950s led him to become an eminent researcher of sleep disorders and to preach the benefits of a good night’s sleep, died on June 17 in Stanford, Calif. He was 91. His son, Nick, …

Chicago is known for its deep dish pizza. In Southern California, you have tacos on every corner. Philadelphia loves their cheesesteaks. And you know you’re in Nashville when every third restaurant claims they have the best Hot Chicken in town. If you’re looking for the crispy kick of hot chicken …