Weakness is a symptom represented, medically, by a number of different conditions, including: lack of muscle strength, malaise, dizziness, or fatigue.
It is a very common symptom but as it is poorly quantifiable it is seldom taken into account properly in clinical reports.
The causes are many and can be divided into
conditions that have true or perceived muscle weakness.
MECHANISMS OF FATIGUE IN A CHRONIC VIRAL DISEASE
