A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...

Engine cylinders can misfire due to problems with the ignition system, the fuel system, air and compression, or sensors and ...

Experts say gait speed, grip strength, balance, and endurance are some of the strongest predictors of long-term independence.

This device from SwitchBot measures temperature, humidity, carbon dioxide levels and more to keep my home safe during the ...

Biosensors are helping people with chronic conditions worldwide live better lives. However, their measurement accuracy has often been relatively low, limiting the range of possible applications.

Choosing between indoor plants and air purifiers depends on your goals. While plants like Snake Plants and Peace Lilies offer ...

Effective training helps workers understand gas hazards, respond to alarms, and reduce exposure to toxic, flammable, and oxygen-deficient atmospheres.

A central metric in Dr. Goel's framework is VO2 Max, the measure of how much oxygen the body can use during exercise. Studies ...

Those who have recently departed O2 or attempted to do so have received an important warning. Money Saving Expert (MSE) reports the telecommunications firm has incorrectly added several hundred pounds ...

With the changing of the seasons, it serves as a good reminder to check your carbon monoxide detector. Amanda DePerro, the ...