Engineering students from a private college in the city have developed a dualuse 25 litre oxygen concentrator from a water purifier. The concentrator costs about Rs 20,000. “We have taken a purifier, ...

Jessica Booth is a New York-based freelance writer who regularly writes about health, wellness, parenting, food, travel, beauty and more for a variety of publications. She currently writes for Forbes ...

Based in Tampa, Florida, Virginia Pelley is a former women's magazine editor who has written health and fitness content for Men's Journal, Cosmopolitan magazine, the Chicago Tribune, ...

On the list of essentials to fight Covid, oxygen concentrators figure high these days. A concentrator filters oxygen from the atmosphere, passes it through a humidifier and is inhaled by a patient.