Baby blues versus postpartum No one knows for sure why some women experience severe mood problems after delivery.

Depression can stem from any sleep disorder that causes chronic fatigue and mood problems.

Overly punitive parents increase the likelihood that a child will develop mood problems, some studies suggest.

In either case, related learning disabilities or mood problems are often missed.

These can be caused by the disease itself, medicines used to treat the disease, and mood problems like depression.

About 5% go on to suffer from mood problems, nightmares or other symptoms for a year or longer.

Emmons recommends a dose of 2,000 to 4,000 milligrams or more when taken for mood problems.

Here are 10 signs that mood problems may be due to more than a quirky or difficult personality.

Those with mood problems have many good memories, but these scenes are usually tainted by some dark detail.

Q. Have you seen an increase in recent years of stress, mood problems and depression in young people?