When I was trained as an American physician, I was never exposed to the concept of muscle strength testing that is utilized as part of the pseudo-scientific field of applied kinesiology (AK). To be ...

Aldolase helps your body turn sugar into energy. Most of it is stored in your muscles and liver. When these cells are damaged, they release aldolase into your blood. Measuring the amount of aldolase ...

Lifting too heavy weighcan lead to injury and too light can delay progress. Learn how to test whether you're using the right dumbbell weight with this assessment.

Amyotrophic lateral sclerosis (ALS) is a progressive disease of the nervous system. It affects nerve cells in the brain and spinal cord called motor neurons. Motor neurons control muscle movement and ...

Scientists at the University of California, Irvine's School of Pharmacy & Pharmaceutical Sciences have discovered how muscle stem cells "flip a switch" to rebuild damaged muscle—a finding that could ...

Human movement is reciprocal in nature: Opposing muscle groups must coordinate for proper movement. Muscle length and strength between opposing muscle groups need to be in balance for normal movement ...