According to psychology,placebo effect is defined as a phenomenon which seems to be a real medical treatment but isn't.It is a fake treatment which our brain feels as real.
As a part of placebo,an inactive substance like sugar,water,saline can sometimes improve a patient's condition simply because he expects as it will be cure.
If a person believes more,it will benefit more and more.This effect also causes conditions such as depression,sleep disorders,pain.placebo effect has focus on the relation between mind and body. 
Children seem to have greater response than adults to placebos.placebo have also some negative effects.placebos can cause side effects along with real treatment.some withdrawl symptoms also occur . In history,henry beecher discovered placebo as a medicine in second world war .At the time run out of the vital pain killing morphine,henry continued his treatment by telling patients that he is given morphine,although he was actually treated with saline water.Surprisingly about 40% of the wounded soldiers felt the pain relieved.
Children seem to have greater response than adults to placebos.placebo have also some negative effects.placebos can cause side effects along with real treatment.some withdrawl symptoms also occur . In history,henry beecher discovered placebo as a medicine in second world war .At the time run out of the vital pain killing morphine,henry continued his treatment by telling patients that he is given morphine,although he was actually treated with saline water.Surprisingly about 40% of the wounded soldiers felt the pain relieved.
