(The Atlantic) – The newest and much-hyped obesity drugs are, at their core, powerful appetite suppressants. When you eat fewer calories than you burn, the body starts scavenging itself, breaking down fat, of course, but also muscle. About a quarter to a third of the weight shed is lean body mass, and most of that is muscle.

Muscle loss is not inherently bad. As people lose fat, they need less muscle to support the weight of their body. And the muscle that goes first tends to be low quality and streaked with fat. Doctors grow concerned when people start to feel weak in everyday life (Read More)