Laura Sanders

While ultramarathoners are capable of huge energy spurts, overall the athletes top out at 2.5 times the metabolic rate needed for basic body functions.

Some dogs love playing with toys so intensely they can’t stop—offering scientists a window into behavioral addictions.

Ultraprocessed foods can create powerful pulls similar to those of alcohol, nicotine or opioids, with worrisome consequences for our health.

Exploring the relationship between cancer cells and nerve cells, which can signal tumors to grow, could unearth ways to slow disease.

A slew of new research attempts to zero in on what happens as our brains get older — and what can bring about those changes early.

Countering the idea of large-scale rewiring, women whose hands were removed retained durable brain activity patterns linked to their missing fingers.

Despite philosophical debates, colors like red may spark similar brain activity across individuals, new research suggests.

In two studies of mice, a molecule called leukotriene helped trigger food-induced anaphylaxis. A drug approved for asthma — zileuton — diminished it.

A GLP-1 drug led to fewer days with headaches, a small pilot study of migraine sufferers shows. It may work by lowering pressure inside the head.

Concerts, fireworks and other hallmarks of summer can hurt your hearing long-term. But there are safe ways to enjoy them.