Health and fitness is the state of being healthy both, physically and mentally. Regular exercises and balanced diet can improve health and fitness of a person. We can define health as the state of complete mental, physical and social well-being of a person. It is not only the absence of illness, diseases or Physical fitness is infirmity the body's capability to perform daily tasks without experiencing fatigue or injury physically. It is important because it prevents injury, slows the progression of chronic and progressive diseases, improves memory and quality of sleep, improves mood, and reduces. Stress Emotional regulation. Being able to monitor situations and respond appropriately requires emotional regulation – something which exercise has been proven to assist with. Research shows that exercise, particularly aerobic exercise of just 30 minutes, can overcome or at least start to shift negative mood states