Vital capacity decreases with age due to physiological, anatomical and immunological changes that weaken the respiratory system over time. The lungs mature at age 20 to 25, and then progressively decline, according to a ... More »

When exercising, a person is capable of increasing vital capacity because the body becomes more efficient at utilizing oxygen, according to While it varies among each unique individual, a person can increa... More »

Vital capacity is defined as the amount of air that can be forcibly exhaled after a deep inspiration. The lung volume increases in a taller person due to increased thorax size and increased lung size. More »

Muscle mass decreases as people age because the size and number of muscle fibers decrease with age. A lifestyle that is too relaxed or sedentary can increase the loss of muscle mass, and can even lead to atrophy in older... More » Health Older Adults

Signs of early onset dementia include episodes of forgetfulness and confusion, trouble keeping track of time, losing the ability to communicate clearly, changes in mood, being unable to navigate a familiar setting, and b... More » Health Older Adults

Most of the age-related changes to the male reproductive system cannot be prevented or reversed. Men can, however, boost their sexual health by eating healthy meals, exercising regularly and having sex regularly during t... More » Health Older Adults

Vital capacity does not increase with age. According to the New Health Guide, vital capacity decreases with age. According to Clinical Interventions in Aging, lower vital capacity is the result of age-related decrease in... More » Beauty & Fashion Skin Care