Scientists may have found a safer way to make cells burn more calories—by turning up the heat inside our cellular power plants.

Researchers have developed experimental compounds that make cells burn more calories by subtly tweaking how mitochondria produce energy. Older versions of these chemicals were once used for weight ...

For decades, weight loss drugs have tried to coax the body into burning more energy, but the most aggressive approaches have often come with life‑threatening risks. Now researchers are zeroing in on a ...