Overtraining occurs when the body is pushed (through exercise) beyond its natural ability to recover. The body needs balance between overload and recovery, and when there is no balance the result is overtraining. Irritability best represents a symptom of overtraining. Besides irritability, overtarining has the following symptoms: pain in muscles and joints
, drop in performance and training capacity, decreased immunity, insomnia
, headaches
... Correct answer: B
