context: Test your strength involves lift weight. This touch paper involves pollute earth. Exercise involves get fit. Stay healthy involves exercise. Lift weight involves be add muscle mass. This touch paper involves lift weight. Stay healthy does not involve put stamp on envelope. This touch paper involves be add muscle mass. Get fit involves lift weight. Exercise has property good for you. Stay healthy does not involve taste it. Meet interest person involves pollute earth. Stay healthy has a prerequisite of excercise.
text: Exercise does not involve be add muscle mass.