Poliomyelitis is a disease caused by infection with the poliovirus. The virus spreads by direct person-to-person contact, by contact with infected mucus or phlegm from the nose or mouth, or by contact with infected feces. The virus enters the mouth and multiplies in lymphoid tissues in the pharynx and intestine. Small numbers of virus enter the blood and go to other sites where the virus multiplies more extensively.

Sweet dreams become nightmares all too often for many young children. In fact, an estimated 25 percent of kids have nightmares more than once a week.

Nephrotic syndrome is a disorder caused by damage to the small blood vessels in your kidneys that filter waste and excess water from your blood. When healthy, these small blood vessels keep blood protein from seeping into your urine and out of your body.

A migraine is usually an intense pounding headache with nausea that occurs from time to time. The pounding or pulsing pain usually begins in the forehead, the side of the head or around the eyes. The headache gradually gets worse. Just about any movement or activity seems to make it hurt more. Nausea and vomiting are common. Bright lights or loud noises make the headache worse. The headache can last for two hours or even up to two or three days. Some people see a pattern of lines or shadows in front of their eyes as the headache is beginning. This is called a "warning aura." Most people with migraine do not have this.

There are various causes for mental problems like learning problems, emotional, physical, sexual abuse or chronic neglect. It is charecterized by symptoms like not playing, not talking, self harm, constant crying, soiling