After nearly three decades of scientific review, regulatory reversals, and political hesitation, perchlorate is back on the ...

You're looking for the best magnesium supplements, so we're assuming you're already looped into what they can do for you. And there’s really no understating the importance of magnesium. “Magnesium is ...

This story is from Manual, GQ’s flagship newsletter offering useful advice on style, health, and more, four days a week. Sign up here to get it in your inbox. Like protein, creatine, and vitamin D, ...