Have you heard of fast-twitch and slow-twitch muscle fibers? These are the two types of muscle that are responsible for all your gains in the gym. And depending on how you train — and even your own ...

One concern about the GLP-1 class of metabolic disorder drugs is that the weight patients lose includes muscle as well as fat. BioAge Labs wants to test whether its experimental medication, dosed ...

For fitness-minded folks, muscle testing can sound pretty intriguing. But it turns out that it has little to do with fitness...or even muscles. On a basic level, muscle testing looks at a muscle and ...

Learn how to prevent muscle loss while taking GLP-1 medications, with expert tips on protein intake, strength training, and ...

The scale has never been a friend to Mana Mostatabi. Even back in high school, when she ran a quick 100m on the varsity track team, her BMI – a ratio of weight to height – put her in the overweight ...

All services use the body composition test. It requires all military personnel to weigh in and have their height measured. When out of height/weight standards, body fat is measured using the ...