M odern smart watches can measure an array of health indicators. Step counts and heart rates sit at the simpler end, while ...

The Buffalo Bills have been preparing for the altitude in Denver prior to their playoff game against the Broncos.

Explore the fascinating and lethal world of ocean brine pools, known as 'lakes of death,' which harbor unique ecosystems and ...

Research reveals when and why ancient tropical seas transitioned from oxygen oases to marine dead zones, providing clues to ...

Pulse oximeters use light to measure how much oxygen is in a person’s blood. For most people, a normal pulse oximeter reading is between 95% and 100%, researchers said in background notes. Readings ...