Cells are not static. They can transform themselves over time -- but change can have dangerous implications. Benign cells, for example, can suddenly change into cancerous ones.

It was in 1902 that physician George F. Still first documented what is now known as attention deficit/hyperactivity disorder (ADHD) , and despite more than a century of research, its exact cause is still not fully understood.

Summer is coming to a close and September is the biggest month for going back to school, acquiring new projects at work, and no doubt a new set of things to be anxious about.

Frontotemporal dementia is an umbrella term for a group of degenerative disorders that damage the cells in the temporal and/or frontal lobes of the brain. Doctors believe certain proteins in the brain attack the cells. They don't know why.

WASHINGTON - Twenty-six operations put healthy kidneys into 13 desperately ill people: Doctors in the nation's capital just performed a record-setting kidney swap, part of a pioneering effort to expand transplants to patients who too often never qualify

As most families are looking forward to the holidays, 22-year-old Jill Musgrove worries this Christmas may be her son's first and last. Eight-month-old Kyler Musgrove was recently diagnosed with Wiskott-Aldrich Syndrome (WAS), a rare genetic disorder

ARCATA - Stephen Gasparas was destined for this fog-chilled, redwood-shrouded coast - America's most renowned region for legal cultivation of marijuana

Autism and its lesser-known relatives in the autism spectrum of disorders has found itself on the receiving end of a generous amount of attention lately. With straight facts and compelling evidence,

James Delorey, the Nova Scotia boy who died Tuesday after surviving two days lost in the woods, left a big impression on those who knew him as well as those who never met him.

According to a recent statement made by the medical officials from Europe, children who have received second vaccination injection against the disease of swine flu are likely to develop fever.