Scientists have identified the genetic cause of a birth defect known as Hamamy syndrome. Their findings lend new insights into common ailments such as heart disease, osteoporosis, blood disorders and possibly sterility.

People with bipolar disorder can feel lucky to have the condition, interviews show.

The problems of living with bipolar disorder have been well documented, but a new study has captured the views of those who also report highly-valued, positive experiences of living with the condition.

Theoretical physicist Ali Naji from the IPM in Tehran and the University of Cambridge, UK, and his colleagues have shown how small random patches of disordered, frozen electric charges can make a difference when they are scattered on surfaces that are overall neutral.

Researchers have shown how small random patches of disordered, frozen electric charges can make a difference when they are scattered on surfaces that are overall neutral. These charges induce a twisting force that is strong enough to be felt as far as nanometers or even micrometers away. These results could ...

When children behave badly, it's easy to blame their parents. Sometimes, however, such behavior may be due to a mental disorder. Mental illnesses are the No. 1 cause of medical disability in youths ages 15 and older in the United States and Canada, according to the World Health Organization.

Individuals with the mental health problem "body dysmorphic disorder" (BDD) cannot accurately detect negative facial emotions but they have an amazing ability to recognize famous faces - when they are upside-down.

Scientists have discovered a mutation limited to brain tissue that causes hemimegalencephaly, a condition where one half of the brain is enlarged and dysfunctional, leading to intellectual disability and severe epilepsy. The research has broad significance as a potential model for other complex neuropsychiatric diseases that may also be caused ...

Did I remember to lock the back door? Did I turn off the stove? Were the lights still on when I left the house this morning? Such minor doubts are part of our daily mental chatter. But for people who suffer from obsessive compulsive disorder, thoughts along these lines can ...

People with symptoms suggesting rapid eye movement sleep behavior disorder, or RBD, have twice the risk of developing mild cognitive impairment or Parkinson's disease within four years of diagnosis with the sleep problem, compared with people without the disorder, a new study has found.

Scientists have gained insight into why lithium salts are effective at treating bipolar disorder in what could lead to more targeted therapies with fewer side-effects.

Wii remotes are not all about fun and games. Scientists can use them to assess and diagnose children with an abnormal head position caused by eye diseases. Researchers have now developed a low-cost digital head posture measuring device with Nintendo Wiimotes to help diagnose this condition, medically called ocular torticollis.