Across three obstructive sleep apnea severity levels, the Circul ring had “good diagnostic accuracy” using oxygen ...

Less than 1 in 3 people who need medical oxygen receive it. This access gap causes millions of avoidable deaths yearly.

The crowds were thick on the street corners. Placards, signs, and banners displayed the concerns of local citizens. This was the nationally organized Hands Off! protest gathering held in over 1400 ...