Lumbar hernias occur through defects in the lumbar muscles or the posterior fascia, below the 12th rib. Patients with lumbar hernias can present with a variety of symptoms, including a back pain, bowel obstruction (if contents contain bowel), or urinary obstruction (if contents are kidney / ureter).
Late adulthood is the time of life after age 65. During this time, people go through many changes in their physical appearance, including an increase in wrinkles due to less elastic collagen, a decrease in muscle mass, and a loss of height.
Middle age is the period of age beyond young adulthood but before the onset of old age.Various attempts have been made to define this age, which is around the third quarter of the average life span of human beings.lder-aged adults often show visible signs of aging such as loss of skin elasticity and graying of the hair. Physical fitness usually wanes, with a 5â10 kg (10â20 lb) accumulation of body fat, reduction in aerobic performance and a decrease in maximal heart rate.