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Published on: 7/14/2026
Low energy in males can be caused by many factors, including low testosterone levels. Testosterone is a hormone that helps keep energy up, and when levels drop, it may lead to feeling tired, weak, or unmotivated.
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Submit your own QuestionThere are several reasons a man might feel low energy. Sometimes, it can be from not getting enough sleep, poor nutrition, stress, or lack of exercise. Other reasons include medical conditions such as thyroid problems, sleep apnea, or depression. Testosterone is a hormone that plays a big role in keeping our bodies active and strong.
When a man has low testosterone—a condition called male hypogonadism—it can make him feel even more tired. This hormone helps boost our energy, muscle strength, and mood. When testosterone levels drop naturally with age or because of other issues, it can lead to fatigue and low energy.
Research and reviews from trusted medical sources explain that low testosterone can affect many parts of the body, which is why some men experience tiredness as one of the symptoms. If you're experiencing persistent low energy and want to explore possible causes, you can check your symptoms with a free AI-powered tool to help identify what might be going on, though a doctor can provide a definitive diagnosis and guide you on the best next steps.
(References)
Updated 2024 Feb 25]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK532933/
Updated 2023 Jan 2]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan-. Available from: https://www.ncbi.nlm.nih.gov/books/NBK526128/
Rajfer J. Relationship between testosterone and erectile dysfunction. Rev Urol. 2000 Spring;2(2):122-8. PMID: 16985751; PMCID: PMC1476110.
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