👉 Senium is a term used in medicine and anatomy to describe a state of weakness or diminished strength that occurs when the body's muscle tissue has become fatigued. This condition can be caused by a variety of factors, including injury, illness, aging, or certain medications. Senium often manifests itself as fatigue, muscle weakness, and difficulty performing daily activities. It is important to note that senium is not always a sign of serious health issues, but rather a common symptom of various chronic conditions