On top of fridges, stacked in grocery aisles, and sprinkled all over your social feed—protein powder is everywhere. You might even have a half-used tub quietly judging you from the back of your pantry. But what is protein powder, really? Protein powder is a concentrated source of protein made from animal or plant ingredients—like whey, casein, soy, pea, egg, or blends. The best protein powders deliver a potent dose of high-quality protein, » Read more about: Guide to Protein Powder: Scoop the 411 From an RD »
Infrared Saunas Buyer’s Guide: Everything You Need to Know to Break a Sweat With Confidence
The Ultimate Sauna Guide: Expert Tips on Benefits, How to Use, and More
What Foods Have Probiotics? Colon-Ize Your Plate with Help From a Dietitian
Home Gym Con 2025 Recap: The New Equipment We’re Most Excited About

Do double unders elude you no matter how much you practice with your jump rope? Check out our double under guide for tips straight from our exercise experts!

Wanna bench like elite lifting coach JM Blakley? Working his trademark JM press into your triceps workout is a great place to start! Check it out right here!

A sports dietitian goes over how to make a homemade electrolyte drink for optimal hydration and athletic performance.

Glutamine supplements can be found nearly anywhere that carries sports supps, but do they carry all of the claimed benefits? A registered dietitian answers.

Curious about the Nordic curl? This low-impact hamstring builder looks simple, but packs a punch for your leg gains. Read on for a how-to and CPT-approved form tips.

Want to build competition-worthy legs like Tom ‘the Quadfather’ Platz? Try the Tom Platz leg workout to improve lower body strength, size, and endurance!

You might be warming up before a workout, but do you cool down? A CPT explains how to do the 14 best cool down exercises step-by-step, and why to include them.

Are Jefferson Curls a risky exercise or the secret to a pain-free back? Our expert guide explains how to get the most out of this unusual back exercise.

Are you looking for a great cable machine exercise that targets your back muscles like nobody’s business? The close-grip pulldown is just what you need!

Are you trying to build leg strength, hip mobility, and bulletproof knees in one fell swoop? The ATG split squat is what you need! Check it out here!

Can creatine make you a better runner? In this guide, a nutrition coach explains everything you need to know about creatine for runners.

If you’re looking to build muscle and gain weight with a mass gainer, here are mass gainer pros and cons to decide if it’s right for your fitness goals.