23 Based on the passage, which statement is true?
(A) T’ai chi prevents people from increasing stamina.
(B) Endorphin is an effective antidote prescribed by doctors.
(C) Physiotherapy has been proven not effective in stopping the pain.
(D) Fatigue is one of the top three reasons why people see a doctor.

(A) Physiotherapy helpspeople increase stamina.:指文中"The idea is to strengthen and to increase stamina" 

(B) Endorphin an effective antidote, is released by exercise.
(C) Physiotherapy has been proven to be effective in stopping the pain. :指文中"The idea is to strengthen and to increase stamina,flexibility and confidence" 

(D) Fatigue is one of the top three reasons why people see a doctor.指本文"after headaches and tiredness(即fatigue), has become the third most common reason for people to visit their doctors."