"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Our editors spent the last year researching and comparing neck fans and wearable air conditioners. We ...

Beyond that, the Coolify 3 performed better than every other wearable AC we tested this year, except for the Cyber. That’s thanks in part to a cooling chip built into the neck that reduces skin ...

The back of the neck is a key cooling point due to its close connection with the brain. By rapidly lowering the temperature in this area, the Coolify Air effectively tricks the body into feeling ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." You don’t need us to tell you the past few summers have been hot—like, crazy HOT. If you’re lucky enough ...