health physics and radiological health

Summary - When certain metals are heated to a high temperature, they emit thermions (electrons) and the phenomenon is called thermionic emission Cathode rays are a stream of negatively charged particles emitted from the cathode of an evacuated bulb, when a voltage of nearly 3000 volts given across ..

Introduction - All living organisms need food for growth, work, repair and maintaining life processes. Food is made up of several components such as proteins, carbohydrates, fats, minerals and vitamins. Each of these components is required in a specific amount because each of them has a definite ro..

Community Health and Personal Health - The health of a community depends upon the personal health of the various members of the community. Community health can be defined as the personal health along with the environmental services for the..

Health care is an important human activity causing pollution to environment in many ways. It is ironical that the activities meant to care for human health are themselves causes of pollution and are detrimental to human health. The activities of health care, ..

Health Care - Health care is an important human activity causing pollution to environment in many ways. It is ironical that the activities meant to care for human health are themselves causes of pollution and are detrimental to human health. The activities of..

Community health refers to health issues concerning a common group of people. It is different from individual health issues in the sense that symptoms, control measures are community oriented. Large part of community health deals with preventive medicin..

Reproductive health refers to health issues connected with reproduction. The health of mother during pregnancy (also called pre - natal) and after child birth (also called antenatal) and health of child are included in reproductive health. The growt..

Community health refers to health issues concerning a common group of people. It is different from individual health issues in the sense that symptoms, control measures are community oriented. Large part of community health deals with preventive medicines as ..

Conditions Essential for Good Health - The following are some of the conditions that have to be fulfilled if an individual must be healthy. Nutrition Healthy Habits Exercise and Relaxati..

Summary - Asia has 60% of global population and continues to dominate the global population in next 50 years. Some countries in Europe have negative or zero growth of population. In India, U.P is a populous state but density of population is highest in West Bengal, literacy rate and sex ratio is hi..