Let’s get one thing straight: Muscle is muscle. Despite what many fitness influencers may have you believe, there’s no such thing as "lean muscle" or "bulk muscle." It’s all made from the same stuff.

Let’s get one thing straight: muscle is muscle. Despite what many fitness influencers may have you believe, there is no such thing as "lean muscle" versus "bulk muscle" in the biological sense.

Laura Schober is a writer and editor specializing in health, food, wellness, beauty, and lifestyle content. Laura is also a seasoned communications professional who has previously worked in the ...

Rapid weight loss with GLP1 receptor agonists can come at the cost of skeletal muscle, potentially undermining metabolic and functional outcomes. This Comment highlights emerging evidence and ...