Respuesta :
Thorought life but mostly Through you Teen life because thats when your body start being more active and you should work on your muscle to make sure you have the requirement for your buddy to work properly.
Answer;
Throughout life
Explanation;
-Muscle strength is the ability to exert a maximal amount of force for a short period of time. In the gym, that may be bench pressing a heavy barbell 5-8 repetitions. The benefits of muscular strength and muscular endurance training include: Reduces body fat and increases lean body mass (muscle mass) Helps to keep bones dense and strong.
-Muscular strength and endurance are important for many reasons: Increases the ability to do activities like opening doors, lifting boxes or chopping wood without getting tired. Reduce the risk of injury.