The oxygen desaturation index (ODI) is a measure of insufficient blood oxygen (low levels) during sleep. If you have a diagnostic sleep study, this measure can be one of the components in the report ...

Rich Scherr is a seasoned journalist and editor who has traveled across the U.S., Canada, and Europe, and spent more than a decade reviewing hotel room.

This therapy takes place in a hospital or specialized clinic. If someone wants a portable oxygen concentrator, they must purchase the equipment. Oxygen concentrators are small, mobile devices that ...

The Astell&Kern A&ultima SP3000T was the only portable DAP that impressed us this year, but it will cost you $2,999 USD. We think that really depends on the types of headphones or IEMs that are going ...