What is the approach that epidemiologist takes to prevent the disease?
To prevent the disease to spread further epidemiologist will take three steps
• Primary Prevention: It is a measure to stop the disease from becoming viral by bringing general awareness among the people by various health programs. It includes public health education about nutrition, immunization by vaccines, chlorination and filtration of public water supplies, etc.
• Secondary Prevention: This approach is taken to reduce the impact of the disease by screening the disease and start the treatment before it firmly established. Like using tomography to see any calcium accumulation in heart, using mammography to detect breast cancer, occult blood test for colorectal cancer, etc.
• Tertiary Prevention: This approach involves both therapeutic and rehabilitative measures like treating diabetes to prevent the onset of other diseases or ongoing management of chronic heart disease patient with medication, exercise and diet.