Parents should set strict standards only when it is very important. A physical need for extended periods of rest is normal. Parents often mistake this for laziness. Too little rest can result in moodiness. Parents should try to be cheerful and ignore the moods.
Teens find security in structure although few ever admit it to parents.
Parents need to be firm and consistent. Rules need to be enforced. Parents should explain the reasons why very briefly, along with the consequences of breaking rules. Parental expectations should be kept reasonable. Decisions Mature appearance and behavior may be misleading.