Influencers and celebrities are using unapproved peptide therapies. What does the science say about them?

This is today's edition of The Download, our weekday newsletter that provides a daily dose of what's going on in the world of technology.

Deep in our cells, a wide range of processes are occurring constantly. These cellular processes rely on enzymes to act as catalysts and set off a series of molecular interactions. There are still many ...

Discover how protein, fiber, carbohydrates, and fats biologically shape hunger and fullness through measurable changes in gut hormones and central appetite circuits.