Screeningexternal icon means checking your body for cancer before you have symptoms. Getting screening tests regularly may find breast, cervical, and colorectal (colon) cancers early, when treatment is likely to work best. Lung cancer screening is recommended for some people who are at high risk.
Food allergy, immunological response to a food. Although the true prevalence of food allergy is unclear, studies have indicated that about 1 to 5 percent of peo... more