There were also abnormalities of the endocrine system. Mothers may make their own baby food by merely blending food they have cooked. The food may be frozen in an ice cube tray, and when solid removed from the tray, placed in individual plastic bags, and kept in the freezer. Individual cubes may be removed and thawed as needed. Do not make a large batch to store in the freezer longer than three to four months, as the food gradually loses nutrients.
Some children seem to train themselves to wake up in order to received parental attention.
Because sleep problems can be major stresses for parents they may seek help from their pediatrician. A recent study indicates that if the parent is in the child's presence when the child goes to sleep he is twice as likely to wake up during the night as a child who is left to go to sleep on his own. Some authorities on sleep problems in children say that children must learn to put themselves to sleep just as they learn to crawl, walk, feed themselves and tie their shoes. They suggest that the infant be placed in his bed while drowsy, but not completely asleep. A group of veterans aged 65-74 were exercised three days a week for 90 minutes with warm up and cool downs, bicycling, strength development, and walking.