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.
1 Closely approaching retirement age means age 60 and over;  2 Advanced age means age 55 and over;  3 Closely approaching advanced age means age 50-54;  4 Younger individual is labeled by ages 45-49 and those below age 45.