The sarcoplasmic reticulum (SR) is a specialised organelle in skeletal muscle fibres that plays a pivotal role in regulating calcium dynamics crucial for muscle contraction and relaxation. Acting as ...

Part two of this series explored the anatomy of a muscle, looked at the blood and nerve supply and examined how the arrival of a nerve stimulus spread a wave of excitation across the muscle. This part ...

VOL: 102, ISSUE: 48, PAGE NO: 26 Marion Richardson BD, RN, CertEd, DipNurs, RNT, is senior lecturer, University of Hertfordshire. Subscribe today for unlimited access ...

To understand what causes muscle fatigue, it’s worth looking at what exactly muscle fatigue is. If you exercise regularly, you may be familiar with the sensation of a dull ache in your muscles or ...

You don’t start from zero after taking time off. Here’s why your body bounces back. Ever taken a long break from the gym, whether because of an injury, burnout, or just life, and found that your body ...

If you’re fascinated by health and human physiology and have a passion for fitness, bring your interests together with study in a doctorate of Integrative Physiology. We take a system-level approach ...

Icing muscles after strenuous exercise is not just ineffective, it could be counterproductive, a new study in mice suggests. Credit...Melody Melamed for The New York Times Supported by By Gretchen ...