Caffeine is a naturally occurring stimulant often found in coffee, tea, chocolate and various energy drinks and medications. But how does caffeine impact the body? Let’s take a system- by-system look ...

The endocannabinoid system is found throughout the brain and body and plays a key role in everything from memory and learning to sleep to social behavior. During prolonged aerobic exercise, the body's ...

The Parasitic Mind and the Intelligent Human Body asks a question many of us feel but rarely articulate: Why are humans ...

Thermoregulation is the biological mechanism responsible for maintaining a steady internal body temperature. The three mechanisms of thermoregulation are efferent responses, afferent sensing, and ...