Waking up drenched in sweat in the middle of the night

What are night sweats?

Getting hot and sweaty in the night because your bedroom is too warm or duvet is too thick is normal.

Night sweats no fever

Night sweats are when you sweat so much that your night clothes and bedding are soaking wet, even though where you're sleeping is a comfortable temperature.

Night sweats are not related to your sleeping environment and they happen independently of outside temperature.

It's important to check whether your night sweats could be a problem, or if you just need to change your sleeping conditions.

What causes night sweats?

Night sweats have many different causes - some of the most common are:

Very rarely night sweats can be a sign of a more serious underlying medical condition, including some cancers.

• Night sweats and menopause - for women over 40, night sweats are often caused by hormonal changes from the menopause and perimenopause.

  Around 85% of women have hot flushes at the beginning and during menopause.

• Anxiety and night sweats - anxiety can lead to night sweats when your body reacts to stress - such as when you're scared from

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