Obstructive sleep apnea detection – using under-mattress devices (sciencedirect.com)

Study by Stanford and FullPower AI - on detection obstructive sleep apnea (OSA) in men/women - using non-invasive under-mattress devices.

FWIW, this is inventor/entrepreneur Philippe Kahn's Fullpower Technologies (he, the ex-founder of Borland, among other things)