Children with attention-deficit hyperactivity disorder (ADHD) are at a greater risk for putting on weight if the condition is left untreated, a new study has found. ADHD is a neurobehavioral developmental disorder affecting about 3-5 percent of the world's population under the age of 19.

Though it is considered to be a persistent and chronic condition for which no medical cure is available, although medication can be prescribed. However, the study also found that the youngsters who were medicated for ADHD had a raised risk of being underweight

The U.S. Food and Drug Administration (FDA) will seek to include its most serious warning, black box warning on 11 anti-seizure drugs cautioning about the risk of suicidal thoughts and behaviors.

The announcement comes days ahead of an FDA advisory panel meeting to discuss concerns about the drugs. According to documents posted on the agency's Web site Monday, a committee of outside medical experts will discuss suicidal behavior associated with epilepsy drugs at an FDA-sponsored meeting on Thursday

Defective signalling of a chemical called serotonin in the brain may be at the root cause of sudden infant death syndrome (SIDS), Italian researchers have found.

Scientists from the European Molecular Biology Laboratory in Monterotondo, Italy, genetically modified lab mice to produce low levels of the brain-signalling protein serotonin. After being exposed to slight external temperature changes, the rodents suddenly died because their bodies could not adjust, researchers said

A 5-year-old Kentucky girl with a rare disease was refused by two airlines to board a plane from Canada to China for her treatment, saying she was too sick to fly. The girl was to receive stem cell treatments for a rare fatal disease at a Beijing hospital.

After being treated at a Vancouver hospital for seizures, Miranda Goranflo and her daughter Hailey were forced to fly home to Shepherdsville, KY, when the airlines, Air China and Air Canada, decided during a layover in Vancouver, British Columbia, that she was not fit to fly for 11-hour trip

The National Heart, Lung and Blood Institute has awarded a nearly $5 million grant to the Johns Hopkins Children's Center for the establishment of a basic and translational research center that will consolidate research, treatment and care of adult and pediatric patients under one roof, speeding up the time between research and treatment.

"This center will be a marriage of all aspects of science and treatment, from basic science and clinical research to patient care and public health research, all part of the quest to treat and ultimately cure sickle cell disease," said lead investigator Dr. James F. Casella in a statement