Human Physiology

Thermoregulation Altitude Effects Body Temperature Regulation Altitude Physiology Respiratory System Gastroenterology Microgravity Effects Environmental Physiology Sleep Science Sweating Mechanism

Experts Urge Targeted Cooling and Hydration as Heat Hits Homes

Cooling thin skin over major blood vessels is the most effective short-term way to lower body heat and protect circulation.

Germany Pushes 'Penguin Walk' and Ice Spikes as DGOU Warns Against Cycling on Hard Ice

The 2005 Bushman’s Hole Recovery Attempt That Cost a Diver His Life

Kilian Jornet Completes Monthlong, Human-Powered Linkup of 72 U.S. Fourteeners

Andrzej Bargiel Completes First No‑Oxygen Ski Descent of Mount Everest

Croatian Freediver Sets 29:03 Oxygen-Assisted Breath-Hold World Record

Flatulence Spikes at High Altitude as Airlines Dismiss Carbon Filter Proposals

Surveys Reveal Men Largely Unaware of Their Osteoporosis Risk

Cold Showers Can Trap Heat and Heighten Cardiac Risk in Heatwaves

Human Brain's Unique Wiring Revealed in Groundbreaking Memory Study