Not unusual to sleep less as we age and also not unusual to sleep more. There is no norm actually but a restive sleep is an uninterrupted one. In other words getting up frequently is bad. To the OP, my armchair diagnosis is anxiety. Having a goal even just a workout goal can bring on this problem. I have this very issue as well. Diagnosis for me was anxiety. Get a physician to check you out. There are myriad ways to deal with it sans drugs. [MENTION=178709]deacon mark[/MENTION], I have that problem as well.:-(