If blackout curtains aren’t enough, tuck yourself into zDen’s pop-up blackout tent

It looks like the Grim Reaper’s hood, but this personal sleep sanctuary is my secret to a better rest

Bedjet review: Too hot to sleep? I tried a box that blows cool air between sheets and it actually worked

BedJet’s novel under-the-blankets approach to creating the perfect sleep climate has its benefits – and a few unexpected quirks

How to get a good night’s sleep in hot weather – and why it’s so hard

Avoid espresso martinis and wear the right pyjamas: experts give tips on how to sleep when it’s hot outside

Four types of thinker have been identified. Which one are you?

Investigation finds evidence of distinct groups, from big-picture thinkers to those who sweat the small stuff

13 surprising reasons you’re always dog tired – and what to do about it

Feel lethargic even after a full night’s sleep? From not enough fibre to too much sitting, experts explain why your get up and go has got up and gone

Panda Bamboo mattress topper review: soothed my pain and improved my sleep – even in a heatwave

Supportive and surprisingly cool for memory foam, Panda’s flagship topper gave our reviewer some of the best sleep she’s had all summer

Eye masks, cherry gel and an afternoon kiwi: Ezri Konsa, Katarina Johnson-Thompson and other top sports stars on how to get a good night’s sleep

The England defender wears a tracker, the heptathlete is experimenting with kiwi fruits – and world champion swimmer Adam Peaty swears by hours and hours of history videos …

The best eye masks in the UK to help you sleep all summer – tested in a heatwave

From blackout masks that block 5am sunshine to silk Bluetooth masks that feel cool on your skin, these eye masks could genuinely improve your sleep

How to sleep in a heatwave: 13 clever tips and cooling essentials

Too hot to sleep? From temperature-regulating mattress toppers to a fan quiet enough for the bedroom, here are our best buys for sweaty nights – and what to avoid

The 27 Fourth of July sales worth browsing while you hide from the heatwave

We hand-picked the best US Fourth of July sales and deals in outdoor gear, travel and more on products we’ve actually tested ourselves