Dynapenia
Dynapenia is a medical condition characterized by a reduction in muscle strength that is not caused by neurologic or muscular diseases. The term "dynapenia" is derived from the Greek words "dyna", meaning power, and "penia", meaning poverty. It is often associated with the aging process, but can also occur in younger individuals due to sedentary lifestyle, malnutrition, or chronic diseases.
Causes
The primary cause of dynapenia is the aging process. As individuals age, there is a natural decline in muscle mass and strength, a condition known as sarcopenia. However, dynapenia refers specifically to the loss of muscle strength, not mass. Other factors that can contribute to the development of dynapenia include sedentary lifestyle, malnutrition, and chronic diseases such as diabetes and heart disease.
Symptoms
The main symptom of dynapenia is a decrease in muscle strength. This can manifest in a variety of ways, including difficulty lifting heavy objects, difficulty standing from a seated position, and a general feeling of weakness. Other symptoms can include fatigue, weight loss, and decreased physical performance.
Diagnosis
Diagnosis of dynapenia is typically made through a combination of physical examination, patient history, and strength testing. Strength testing can be performed using a variety of methods, including handgrip dynamometry, isokinetic dynamometry, and one-repetition maximum testing.
Treatment
Treatment for dynapenia typically involves a combination of strength training exercises and nutritional interventions. Strength training exercises can help to increase muscle strength, while nutritional interventions can help to ensure that the body is receiving the necessary nutrients to support muscle health.
Prevention
Prevention of dynapenia involves maintaining a healthy lifestyle, including regular physical activity and a balanced diet. Regular strength training exercises can also help to maintain muscle strength as individuals age.
See also
Ad. Transform your health with W8MD Weight Loss, Sleep & MedSpa

Tired of being overweight?
Get started with evidence based, physician-supervised
affordable GLP-1 weight loss injections
Now available in New York City and Philadelphia:
- Semaglutide starting from $59.99/week and up
- Tirzepatide starting from $69.99/week and up (dose dependent)
✔ Evidence-based medical weight loss ✔ Insurance-friendly visits available ✔ Same-week appointments, evenings & weekends
Learn more:
Start your transformation today with W8MD weight loss centers.
|
WikiMD Medical Encyclopedia |
Medical Disclaimer: WikiMD is for informational purposes only and is not a substitute for professional medical advice. Content may be inaccurate or outdated and should not be used for diagnosis or treatment. Always consult your healthcare provider for medical decisions. Verify information with trusted sources such as CDC.gov and NIH.gov. By using this site, you agree that WikiMD is not liable for any outcomes related to its content. See full disclaimer.
Credits:Most images are courtesy of Wikimedia commons, and templates, categories Wikipedia, licensed under CC BY SA or similar.
Translate this page: - East Asian
中文,
日本,
한국어,
South Asian
हिन्दी,
தமிழ்,
తెలుగు,
Urdu,
ಕನ್ನಡ,
Southeast Asian
Indonesian,
Vietnamese,
Thai,
မြန်မာဘာသာ,
বাংলা
European
español,
Deutsch,
français,
Greek,
português do Brasil,
polski,
română,
русский,
Nederlands,
norsk,
svenska,
suomi,
Italian
Middle Eastern & African
عربى,
Turkish,
Persian,
Hebrew,
Afrikaans,
isiZulu,
Kiswahili,
Other
Bulgarian,
Hungarian,
Czech,
Swedish,
മലയാളം,
मराठी,
ਪੰਜਾਬੀ,
ગુજરાતી,
Portuguese,
Ukrainian
