Nicola Appleton

Picture the scene: your to-do list is spiralling and you can't switch off. But you're so severely sleep deprived that you fall asleep as soon as your head hits the pillow... only to then wake up at 3 a.m. on the dot.

After two weeks of cutting late-night blue light and sleeping with the sun, my daily mood and focus completely transformed. Here's the science behind why.

After cutting out late-night screens and aligning her bedtime with dusk, one writer tested an early-to-bed Amish sleep routine. Here is how it transformed her mood and focus.

Vagus nerve stimulation promises to instantly lower heart rate and reduce stress. We tested tech against $0 doctor-recommended routines to find out if you really need to buy a wearable for better sleep.

I put an expensive vagus nerve stimulator head-to-head with zero-cost natural techniques. Here is what actually lowered my stress levels for better sleep.

There's 25% off the Helix Midnight Luxe in this weekend's Labor Day mattress sales, taking a queen down to $1,874 from $2,498.66 — here's why it's my top recommendation.

You don't have to spend a fortune on a mattress to get a great night's sleep, but a healthy budget certainly helps. These are the 3 luxury Labor Day mattresses I've tested that are worth their premium price tag.

After three years of hands-on testing, our expert breaks down the top side-sleeper mattress sales worth grabbing this Labor Day, starting at $399.

After testing 140+ beds, the luxury Saatva Classic remains our all-time favorite mattress. Here's how to lock in a semi-exclusive $400 deal today.

Labor Day sales are technically over, but the biggest discounts are still live. These are the 5 mattress deals you don't want to miss.