Usually thought of as an adult disorder, sleep apnea in which children frequently stop breathing or have episodes of reduced airflow during sleep afflicts between 1% and 3% of children, though many doctors believe the number is greater.

WSJ: More Children With Sleep Problems Seek Overnight Tests

Adds psychologist Susan Zafarlotfi, a sleep disorder specialist at Hackensack University Medical Center: "This study shows that CBT as compared to pharmacotherapy works much better ... pharmacotherapy is only a crutch, " while CBT aims to fix the distorted behavior and thought patterns that cause the disorder.

FORBES: Behavioral Therapy 1, Sleeping Pills 0

Autism diagnoses have climbed sharply for years, with 1 in 88 U.S. children now thought to have an autism-related disorder, according to the Centers for Disease Control and Prevention.

WSJ: Who Can Outgrow or Recover From Autism

Moreover, it was in 2004 that America began importing bees from Australia just when American beekeepers are thought to have seen the first suspected cases of colony collapse disorder.

ECONOMIST: A virus may help explain colony collapse disorder

It's thought that inherited traits may play a role in who is susceptible to the disorder.

CNN: Peyronie's disease

Bipolar disorder is a treatable condition that affects parts of the brain controlling emotion, thought and drive, the Mayo Clinic says.

CNN: STORY HIGHLIGHTS

At the last count 3, 051 people had appeared in court (out of up to 15, 000 thought to have been involved) and 1, 968 had been convicted, mostly for burglary, theft or public disorder.

ECONOMIST: A year after the riots