Warming up is a vital part of physical activity or exercise. Proper warm up exercises increase your body vitality and muscle elasticity. They are important for increasing the blood flow in the human body, while loosening up the muscles, joints, ligaments and tendons. According to the American Academy of Orthopedics, warm up exercises are essential prior to starting any kind of exercise session. According to most fitness magazines, a three to five minute warm up exercise is sufficient in order to prepare your body for physical workouts.
If you are planning to go biking or skiing, the arm circle exercise can be the best warm up exercise. To perform this exercise circle your arms from one side to the other and make sure to increase the pace. You can also do exhalations and inhalations exercises which are very helpful when prepping yourself for a workout.
Aerobics: Running is considered the best prior to starting aerobics program. This can be done indoors. Typically gym or fitness centers will also offer treadmills (running machines)
Cardio: If you want to perform cardio warm up exercises the exercise bikes are the best to perform this particular activity.
Stretching: after proper warm up in a gym or fitness center you are supposed to stretch your muscles. Stretching is not only a good warm up exercise but it also prevents gym workout injuries.