The Emmy-nominated television series Hoarders  fascinates America, taking a look into the lives of individuals incapable of parting with their possessions.

As many as 19 percent of brain-damaged patients in a vegetative state may be aware of their surroundings and capable of communicating, research has revealed.

For patients with severe traumatic brain injury, a low supply of oxygen to the brain following the injury carries substantial risk. It can significantly contribute to death or disability, a recent study shows.

From a biological level, severe depression and dementia in older adults look remarkably similar, psychiatrists have found. A new brain scan technique can pinpoint where protein deposits are accumulating.

You may be carrying biological attributes within your genes that increase your risk of developing post traumatic stress disorder (PTSD). Researchers say that the potency of your PTSD may depend on your traumatic trigger.

Stress seems to be a regular experience in today's fast-paced world, while depression affects 15 million of us. The two often go hand-in-hand.

Family members who care for patients suffering from dementia are frequently under stress and are more at risk of suffering from depression. A specialized type of psychotherapy may help.

Children with autism generally have head and brain overgrowth that is larger than the development of children without autism. Several brain regions involved in cognition, communication and social skills show dysfunction early in life for autistics.

Eerily similar to the concept of CBS' hit series Person of Interest , where an ex-CIA agent uses science to identify crimes before they happen, a new study suggests the use of science and psychiatry to identify one particular self-inflicted crime.

Although nearly one in four Americans suffers from insomnia, many remedies commonly used for a bad night's sleep have potentially unsafe side effects.