For decades, receiving oxygen treatments for conditions such as COPD meant being tethered to bulky canisters of compressed oxygen, which limited mobility and independence. An atmosphere of pure oxygen ...

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, ...

Continuous positive airway pressure – or CPAP – machines help people with sleep apnea, a stoppage of proper breathing for 10 seconds or more while asleep because the upper airways have a blockage of ...