m_fM to Fun Loops ▶️English · 2 days ago[R] How smartwatches check your O₂ ⌚loops.videoexternal-linkmessage-square4fedilinkarrow-up123arrow-down12
arrow-up121arrow-down1external-link[R] How smartwatches check your O₂ ⌚loops.videom_fM to Fun Loops ▶️English · 2 days agomessage-square4fedilink
minus-squareBen Hur Horse Race@lemm.eelinkfedilinkarrow-up2arrow-down1·2 days agothis is more how a person can light themselves up with a uv flashlight this didnt need to be a video, it could be a sentence: smartwatches use uv lights and cameras to measure blood oxygen levels
minus-squarekozy138@lemm.eelinkfedilinkarrow-up3arrow-down1·2 days agoIR light, not UV light. UV light can burn your skin and cause cancer to develop.
minus-squareBen Hur Horse Race@lemm.eelinkfedilinkarrow-up2arrow-down1·1 day agoyes, sorry, thank you
this is more how a person can light themselves up with a uv flashlight
this didnt need to be a video, it could be a sentence: smartwatches use uv lights and cameras to measure blood oxygen levels
IR light, not UV light. UV light can burn your skin and cause cancer to develop.
yes, sorry, thank you