What Are Pre-Workout Supplements—And Do You Need Them?

You can find a supplement claiming to help boost pretty much anything: sleep, immunity, joint pain, relaxation, gut health, post-workout recovery. Lately, though, it’s the pre-workout supplements category that’s been getting a lot of attention. (Not all of it good.) Scrolling through Instagram, you might get the idea that pre-workout supplements—known colloquially as a “pre-workout”—are […]