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Researchers have formulated an index of risk factors that may help lower the likelihood of developing dementia in older age.

Adolescent girls who have several meals per week with their families may have a reduced risk of developing an eating disorder.

Medical marijuana may be a viable alternative treatment option for patients with certain conditions who do not respond to other available medications, but there are definite psychiatric risks involved in its use.

Statistically, men are more likely than women to become addicts, but women with addiction problems find it harder to quit, and are more likely to relapse after treatment.

Research on social connections and aging finds that older people with a large, active social network are more likely to retain their cognitive functioning, and less lilely to develop dementia.

The definition of posttraumatic stress disorder has evolved to reflect the idea that what would be considered traumatic to one person might not be so to another.

The State Children’s Health Insurance Program (SCHIP) now includes a mental health parity provision. A study suggests that a low copayment for mental health services may increase the likelihood that patients will receive the care they need.

An amino acid supplement may be an effective treatment for some people with the compulsive hair-pulling disorder trichotillomania.

Positive psychology techniques attempt to shift away from traditional psychotherapy’s focus on negative emotions, and encourage patients to emphasize their personal strengths and positive emotions.