Health Insurance gives you protection you against the medical costs incurred in hospitalization due to illness or accident, nursing care, surgeries, consultation, diagnostic tests, ambulance service, hospital accommodation, medical bills etc. To avail these benefits , you need to purchase a health insurance policy by paying a certain amount of premium to your insurance provider periodically. The insurance provider will take the complete responsibility of protecting you against the cost involved in medical treatment. Certain health insurance policies also pay for regular medical checkups.