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But what happens if you find yourself clocking in less, perhaps just four hours a night?

Thebest mattressfor your sleep style and body jot down will help you get quality sleep night after night.

A woman with red hair and a fringe, wearing a red dress sitting with a tea cup in her hands yawning as she survives off four hours sleep

We spoke to neuroscientist andSertapartner Dr. Caroline Leaf and physician and medical director atEngage WellnessDr.

Is four hours of sleep a night enough?

Sleep is non-negotiable for brain and body health.

A woman with brown curly hair wearing a yellow top smiling as she lifts a fork of food to her mouth

Dr Tambini says these sleep cycles are “critical for physical and mental restoration.”

Without a complete night of restorative rest, you’re able to become physically and mentally compromised.

Here’s how to power through…

1.

Man napping on a leather couch

Hack your nutrition

Making nutritious food choices throughout the day can help you sustain energy levels.

She also reminds us to hydrate.

Drinking water regularly is super important because dehydration can sap your energy.

A woman in a dressing gown opening the curtains to a hotel room in the morning

So, be conscious of your coffee consumption when running low on sleep.

But anyone with a spare 20 minutes in the day, stay put.

Need some help dropping off quickly?

A man leaning on his side in bed with his hands over his eyes as he wakes up with sleep paralysis

Turn on thebinaural beatsand let the ZZZs roll.

Get sunlight

Sunlight might just be your best friend after a night of four hours sleep.

How much sleep do you need a night?

A woman lies in bed with her hands covering her face, looking upset due to sleep deprivation. A Tom�s Guide Sleep Week 2025 graphic, bottom left

The amount of sleep each person needs depends on multiple factors like age, lifestyle and anatomy.

But it isrecommendedthat adults aim to get between seven and nine hours of sleep a night.

These stages are crucial for memory consolidation, immune system strengthening, and physical repair."

A blonde woman wearing a blue t-shirt and pink eye mask on her forehead with messy bun sitting in bed as she stretches her arms overhead, waking up early to join the 5am club

The image shows a sleep deprived woman lying in bed and holding her hands over her eyes

A man sleeping on his side in bed with wooden headboard and bedside table with alarm clock showing time as clocks go back

A chocolate Easter egg in pink tin foil next to image of blonde woman in purple star patterned pyjamas struggling to sleep in bed with white sheets

Woman lying down on the bed and smiling feeling comfortable

A woman lying on her side sleeping with a handdrawn thought bubble over her head to show she�s thinking

A woman with dark brown hair lies on her side staring at the back of a white alarm clock that shows the time as 2.30am

A woman with short brown hair sitting on bed with white sheets with a glass of green Spirulina smoothie in hand

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