Note: The U.S. Food and Drug Administration (FDA) does not evaluate supplements for safety or effectiveness. Talk to a healthcare professional about whether a supplement is the right fit for your ...

Nicholas R. Metrus, MD, is a neurologist and neuro-oncologist with Atlantic Health System. He has completed research on complications of cancer and primary brain tumors like hypermutator gliomas that ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. Cardio and strength ...