Regular exercise and physical activity are important to the physical and mental health of almost everyone, including older adults. Being physically active can help you continue to do the things you enjoy and stay independent as you age. Vital capacity, elastic recoiling ability of the lungs decreases as ages. Decreased cardiac output, stiffened arteries, increased chances of arrhythmias are the changes to cardiovascular system. With ageing muscle contractile velocity of muscles, muscle mass, muscle strength, power, muscle endurance, muscle mitochondrial function and muscle oxidative enzyme capacity decreases. Reduced health risk associated with obesity, reduced cancer risk, reduced susceptibility to infections, improved peristaltic functions, reduced injuries, improved quality of living, strengthened bone, managed cholesterol level, decreased resting blood pressure and maintained BMR are some of the benefits of exercising. Keeping in mind the contraindications like acute illness, undiagnosed chest pain, uncontrolled diabetes, uncontrolled hypertension, uncontrolled asthma, musculoskeletal problems and weight loss and falls the risks of exercising during old age can be minimized.