The human body is built for movement. If you do not use your body, you weaken it, which increases the likelihood of disease.
It is healthier to be fat and well-trained than thin and untrained. Staying active and exercising results in less illness, longer life and higher quality of life.
The following factors are influenced in a positive direction when you train: Fitness Balance Movement Strength Breathing Heart Blood vessels The content of fat in the blood (cholesterol) Bone strength Insulin sensitivity Relief hormones (endorphins, serotonin and dopamine) Digestion Weight loss Stomach diseases * Acclimatization
Note Studies show that inactivity is the most common cause of illness and early death.