Jammu, April 6 -- World Health Day is a global health awareness day celebrated every year on 7 April, under the auspices of the World Health Organization. Over the past 50 years this has brought to light important health issues such as mental health, maternal and child care, and climate change. Health is a state of complete physical, social and mental well being and not merely the absence of disease or infirmity. Health is defined as the state of body physically and mentally sound. Health is the prime source of happiness and comfort. Health is thus a level of functional efficiency of living beings and a general condition of a person's mind, body and spirit, meaning it is free from illness, injury and pain. It is a resource of everyday life ...