Objective To review the specificity of exercises designed to condition the lumbar extensor musculature (ie, lumbar erector spinae and multifidus). Methods A review of studies examining effects of ...

Objective This study aimed to investigate how knee extensor and flexor strength change over time after anterior cruciate ligament reconstruction (ACLR). Design Systematic review with longitudinal meta ...

The lower urinary tract is innervated by a complex system of autonomic and somatic nerves, the former of which control the smooth muscle of the bladder and the urethra and the latter of which activate ...

The fight-flight-freeze response is an automatic stress response that protects you from perceived threats by helping you fight, flee, or stay still. Adrenaline and cortisol trigger fast body changes ...

A simple definition of consciousness is sensory awareness of the body, the self, and the world. The fetus may be aware of the body, for example by perceiving pain. It reacts to touch, smell, and sound ...

Reflexology is a type of massage that involves applying different amounts of pressure to the feet, hands, and ears. It may provide pain and stress relief, among other benefits. Reflexology is based on ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Eric's career includes extensive work in ...