Frequency depends on nature of muscle in size, intensity must be as challenging it can be, duration for per set will be less then 3 minute.
2 to 3 weeks, then change it
Muscular Endurance is different from muscular strength. Muscular strength is when you have the ability to push weight and so on. Endurance is when you can endure a certain physical activity for a long period of time.
Aerobic exercise positively affect your muscular system. The more you incorporate aerobic exercise, the more you tone your muscles, helping them become lean.
muscular strength
muscular strength
Hike, ride a bicycle or swim long distances
Children's exercise should be fun first. If a child enjoys exercise the rest will help them develop strong muscles and bones. The more fun they have exercising the more they will want to exercise. It will become a life long habit for them.
Cardio should be at least a half hour. Strength training should be done at high intensity for short periods of time, so it should be no more than 20 minutes.
Kid should not do any exercise. He is expected to play on the ground.
everyone should get at least 30 minutes of exercise daily
they should exercise 1 hour a day everyday
children should exercise at least 1 hour per day
The muscular system is torn slightly with strenuous exercise, especially with weight lifting. Once a muscle is torn through exercise, it recovers, and makes this muscle bigger, stronger and tougher. Therefore, all muscles are similar to callouses.