in the united states, middle adulthood is 1. a troublesome period,karked by significant physical loss 2. a time of stress and storm as lifestyles...

in the united states, middle adulthood is 1. a troublesome period,karked by significant physical loss 2. a time of stress and storm as lifestyles takes a serve turn for the worse 3. currently the age of the best educated and most cohort to ever reach middle age anywhere 4. a poorly studied of the life span with contradictory information.