Old age is the age with the development of the declining performance of the old in the same age group may be different. Depending on the health care but primarily to meet the decline of the development in the opening as follows:
1.Physical development, physical condition is declining. The illness got sick often. And take longer to young people to recover from illness, the รงตัว muscle impotent poor
2.Intellectual development has forgotten the simple memory hazy, but the reason is also good. Skills for initiative may not fluent as before, and prudence was decreased, but found that the developing brain performance is better than the body 3
.Emotional development, mood is not stable. Like to complain, but depending on the environment, society, and past experience. The satisfaction of old age is mainly caused by the friendship and experience themselves to help others
4.Social development and old age, most attention to religious or give the children in the family