In order to lead a balanced life in addition to the importance of the food you eat, physical activity forms is a fundamental factor, not only for the body but also for the mind.
You can practice sports in many ways, the choice depends on each person and the intensity of the same varies.
Here you have several options:
1. Run. It burns around 450 calories. In execution it also gives fantastic cardio-respiratory training, provides strength in the legs and some of the benefits accumulate to the upper body.
2. Swimming. It burns around 360 calories. Provides excellent body training in general. The best way of training is based on intervals: swim two long, catch your breath and then repeat.
4. Cycling. It burns between 300 and 400 calories depending on the intensity. It is a great cardiovascular exercise, gives strength and tones the legs, abdomen and arms. Highly recommended since the bicycle is the one that supports the weight and not the same body.
There are others sports that at the moment are more fashionable like skating. Skating burns about 252 calories and has the advantage of exercising without stressing the joints. Strengthens thighs, calves, hamstrings and buttocks. The turns allow to strengthen and tone the abs. Extending the arms, helps to balance and also works the deltoids, biceps and triceps.
Dancing can burn between 180 and 200 calories depending on the rhythm. The more agitated, like the swing, gives a session of aerobic exercises of moderate intensity. Flexibility, strength and endurance are developed.

Before practicing any of these activities make sure that your practice does not pose any risk to your health. Also, warm well, stretch, wear proper footwear and keep a moderate pace to avoid injury.