BROWSE ALL NUTRITION GUIDES

How to Make Weight for a Powerlifting (or Weightlifting) Competition

Eric Helms, Andy Morgan and Andrea Valdez / Muscle and Strength Pyramid Book Excerpts , Useful Nutrition Theory

If you’re a fan of boxing or MMA, you may have wondered how professional fighters can walk around in the ring some 15–20 lbs heavier than they weighed in the day before. The answer, for the most part, involves an extreme level of water manipulation. Professional fighters with a 24-hour weigh-in have no choice but […] Read More »

How Much Cardio Should You Do When Cutting?

Eric Helms, Andy Morgan and Andrea Valdez / Muscle and Strength Pyramid Book Excerpts , Nutrition Set-up , Training Set-up

A caloric deficit doesn’t have to come entirely from the diet, and you probably guessed that adding some cardiovascular work to expend more energy rather than restricting your energy intake alone, could also be useful. A simple way to estimate energy expenditure during cardio requires you to determine a rating of perceived exertion (RPE) during […] Read More »

Metabolic Damage Isn’t Real, but Relative Energy Deficiency Syndrome Is

Eric Helms, Andy Morgan and Andrea Valdez / Muscle and Strength Pyramid Book Excerpts , Useful Nutrition Theory

The term ‘energy availability’ refers to whether or not you have adequate energy to maintain not only the energy demands of exercise or sport but also of normal physiological function. You can be at energy balance, maintaining a stable body mass, but be in a state of ‘relative energy deficiency’ where reproductive and metabolic function […] Read More »

How to Hit Your Macro Targets When You Fall Short

Andy Morgan / Nutrition Guides

If you keep finding yourself frustratingly short of hitting one or two of your macros at the end of the day, this guide will teach you how to fix that. The implicit assumption I’m making is that you understand the benefits of focusing on macro targets, have calculated your macros, learned how to count and make meals […] Read More »

How to Avoid Protein Powder Scams

Andy Morgan / Nutrition Guides

Here’s a little protein powder scam that few people know about: supplement manufacturers dumping cheap ingredients into their powders so that they can pass tests to claim a higher protein content than they truly have. Scandalous, right? Well, that’s the supplement industry for you. Here’s how it happens and what to look out for on labels […] Read More »