The following factors are linked to a higher risk of developing low back pain: A mentally stressful job Pregnancy - pregnant women are much more likely to get back pain A sedentary lifestyle Age - older adults are more susceptible than young adults or children Anxiety Depression Gender - back pain is more common among females than males
Most people with transient global amnesia have only one episode in a lifetime, unless the cause is seizures or migraines. About 5 to 25% have repeated episodes. After an episode, the confusion usually clears quickly, and total recovery is the rule, although people may not remember what happened during the episode.
Some damage to the hippocampus also occurs in the course of normal aging. Anterograde amnesia can also occur following damage to the basal forebrain, a group of structures which produce acetylcholine, a chemical which helps cells in the brain store new information during learning.