Well

People with two copies of the gene variant APOE4 are almost certain to get Alzheimer’s, say researchers, who proposed a framework under which such patients could be diagnosed years before symptoms.

The city, which put inclusivity at the center of its bid, has improved access for people with disabilities, but with the opening ceremony about 12 weeks away, obstacles remain.

Recent studies cast doubt on whether large-scale mental health interventions are making young people better. Some even suggest they can have a negative effect.

Gov. Kristi Noem suggested that President Biden should have euthanized the family dog, as she did. Animal experts said that such an option should be a last resort.

Caroline Crampton shares her own worries in “A Body Made of Glass,” a history of hypochondria that wonders whether newfangled technology drives us crazier.

A genetic analysis sheds light on when the outbreak began, how the virus spread and where it may be going.

Thousands of Americans believe they experienced rare but serious side effects. But confirming a link is a difficult task.

Headaches, nausea and insomnia can spoil a ski trip or trek, and in extreme cases, the thin air can even be dangerous. Here’s how you can reduce symptoms, and what warning signs to watch for.

But the scope of the outbreak among cattle remains uncertain, and little human testing has been done.

The outbreak linked to shelled organic walnuts distributed by Gibson Farms has sickened 12 people and hospitalized seven in California and Washington State, federal officials said.