The amount of blood in a human body varies, depending on factors such as age, sex, overall health and even where a person lives. For example, men tend to have more blood than women of comparable size and weight.
Be as Active as Possible. Regular physical activity and exercise are important to the physical and mental health of almost everyone, including older adults.Staying physically active and exercising regularly can produce long-term health benefits and even improve health for some older people who already have diseases and disabilities.tudies have shown that exercise provides many health benefits and that older adults can gain a lot by staying physically active. Even moderate exercise and physical activity can improve the health of people who are frail or who have diseases that accompany aging.
In order to improve their health and prevent several diseases, adults should do at least 150 minutes moderate physical activity throughout the week. This can be achieved by simply walking 30 minutes five times per week or by cycling to work daily.