If oxygen falls below 19.5 percent or increases above 23.5 percent, a dangerous, hazardous situation for employees exists, according to the Occupational Safety and Health Administration (OSHA). Oxygen ...

Boat SmartRing Active Plus has been launched in India with a price tag of Rs. 2,999. It comes in six different sizes. The wearable has a list of sensors that help to monitor heart rate and blood ...

Dizziness and severe shortage of breath is a pretty sure sign of overexertion, but sometimes you won't know you've pushed yourself too far until you're hunched over the park bench gasping for air. The ...

Advances in sensor materials and optoelectronics have enabled novel optical sensors for applications in life sciences, pharmaceuticals, biotechnology, and more. Compared with electrochemical sensing ...

Dartmouth researchers have developed a cell phone-based tool that monitors tissue health by using a naturally occurring molecule to measure the oxygen level in cells. The tool could provide a simple ...