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Published on: 5/6/2025

What Are Some Common Reasons for Low Energy Levels, and How Might They Relate to Testosterone?

Low energy levels can be caused by several factors like poor sleep, stress, and medical conditions, and low testosterone can be one of the factors that contribute to feeling tired.

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Explanation

There are many reasons why someone might not feel energetic. For example, not getting enough sleep, not eating a balanced diet, or dealing with stress are common causes of low energy. Medical conditions such as thyroid problems, depression, and heart disease can also make you feel tired all the time. Additionally, low testosterone, which is a hormone that helps keep your body active and strong, may play a part. When testosterone levels drop, it might affect your mood, muscle strength, and overall energy. In some cases, doctors have found that increasing testosterone levels in men with low levels helped reduce feelings of fatigue. Keep in mind, though, that energy is affected by many factors—for example, regular exercise and proper rest are also important. If someone feels constantly tired, it's a good idea to talk with a doctor. A doctor can help figure out if low testosterone or something else is causing the lack of energy and suggest ways to improve your overall well-being.

(References)

  • Updated 2023 Jan 2]. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2025 Jan-. Available from: [https://www.ncbi.nlm.nih.gov/books/NBK526128/
  • Straftis AA, Gray PB. Sex, Energy, Well-Being and Low Testosterone: An Exploratory Survey of U.S. Men's Experiences on Prescription Testosterone. Int J Environ Res Public Health. 2019 Sep 5;16(18):3261. doi: 10.3390/ijerph16183261. PMID: 31491933; PMCID: PMC6765788.

  • Kenangil G, Orken DN, Ur E, Forta H, Celik M. The relation of testosterone levels with fatigue and apathy in Parkinson's disease. Clin Neurol Neurosurg. 2009 Jun;111(5):412-4. doi: 10.1016/j.clineuro.2008.11.019. Epub 2009 Jan 8. PMID: 19131155.

  • de Almeida Ferreira M, Mendonça JA. Long-term testosterone replacement therapy reduces fatigue in men with hypogonadism. Drugs Context. 2022 Feb 2;11:2021-8-12. doi: 10.7573/dic.2021-8-12. PMID: 35211178; PMCID: PMC8823386.

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