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Doctor Warns: Night Sweats Signal Danger
1 Apr
Summary
- Night sweats over age 40 may indicate tuberculosis or other serious conditions.
- Tuberculosis is an airborne bacterial infection that can spread easily.
- Seek medical advice for persistent night sweats to rule out serious causes.
Night sweats experienced by individuals over 40 may indicate underlying health issues, including the contagious infection tuberculosis (TB). TB, which primarily affects the lungs, is a bacterial disease spread through the air via coughing or breathing. The World Health Organization reports that 10.7 million people contracted TB in 2024, resulting in approximately 1.23 million deaths, making it a significant global health threat. Common symptoms of TB include persistent cough, chest pain, fever, fatigue, and night sweats, often developing slowly.
Early detection of TB is critical as an untreated individual can infect many others. Treatment typically involves a six-month antibiotic course. However, night sweats can stem from various causes beyond TB, such as menopause, certain medications, HIV, endocrine disorders, and some cancers, according to NHS guidance. Persistent or unexplained night sweats warrant medical attention to rule out serious conditions and ensure timely diagnosis and treatment.
