- Sudden Change in Body Odor (Sweat)
Cancer can alter metabolism, producing different chemical compounds released in sweat.
⚠️ However:
Strss, hormones, and bacteria are far more common causes
- Musty or “Sickly Sweet” Smell
Some people report a musty or unusual sweet smell in serious illness.
⚠️ But this is more strongly linked to:
Liver disease
Diabetes
Kidney problems
- Metallic or Chemical Smell (During Treatment)
Chemotherapy and medications can cause:
- Metallic breath
- Strong body odor
- Changes in smell perception
This is due to treatment—not the cancer itself.
8. General “Unusual” Body Scent
Cancer cells release volatile organic compounds (VOCs)—tiny chemicals that can change body odor.
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