
Sleep & Health Tech
White Noise Machines vs Sleep Apps: Which Is Worth It?
White noise, pink noise, brown noise and the apps that promise better sleep: here's what the evidence supports and where your money actually goes.
Sleep aids, wearables and health gadgets, with the marketing taken out.

White noise, pink noise, brown noise and the apps that promise better sleep: here's what the evidence supports and where your money actually goes.

Gradual light alarms promise gentler mornings, but what does the evidence really show, and which features are worth paying for? Here is a level-headed look.
Rings and watches both track your nights, but they suit different sleepers. Here is how comfort, battery and accuracy really compare before you buy.