Oct 30, 2025

Common causes for night sweats

Aanya Mehta

Anxiety and Stress

Heightened stress or anxiety can lead to increased adrenaline, raising body temperature and sweating during sleep.

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Cancer and Cancer Treatments

Some cancers, like lymphoma, can cause night sweats. Chemotherapy and hormonal therapies may also trigger them.

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Excessive Sweating

This condition causes overactive sweat glands, and it can strike anytime, even while sleeping.

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Hormonal Changes

Fluctuating hormone levels, especially during menopause, pregnancy, or thyroid imbalance, can trigger night sweats.

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Infections

Certain infections like tuberculosis, HIV, or endocarditis can cause persistent night sweats as the body fights off illness.

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Low Blood Sugar

People with diabetes may experience night sweats when blood sugar levels drop, especially after taking insulin or medications.

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Medications

Some antidepressants, diabetes medications, and pain relievers list night sweats as a side effect.

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Sleep Environment

Sometimes, the culprit is simple, warm rooms, thick bedding, or synthetic sleepwear can all trap heat and cause sweating.

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