Sleep Disorders

Updated 21 November 2019

What impact does getting less than 7 hours of sleep have on your body?

Recent studies show that a lack of sleep causes many significant changes that can negatively affect the body.


Many think that getting by on 5 hours of sleep won't come back to bite them, but one of the bodily functions affected by your lack of sleep is that fat you're meant to metabolise, you end up storing.

Is it time to reconsider how many hours of sleep you want to get in tonight?

Image credit: iStock


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Sleep disorders expert

Dr Alison Bentley is a general practitioner who has consulted in sleep medicine and sleep disorders, in both adults and children of all ages, for almost 30 years. She also researches and publishes on a number of sleep-related topics both in formal research journals and lay publications including as editor of Sleep Matters, an educational newsletter on sleep disorders for doctors.

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