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Vaccines cause herd immunity. If the majority of people in a community have been vaccinated against a disease, an unvaccinated person is less likely to get the disease since others are less likely to become sick from it and spread the disease.
Children with strabismus (crossed eyes) can be treated. They are not able to outgrow this condition on their own, but with help, it can be more easily corrected at a younger age. It is important for infants to have eye examinations as early as possible in their development and then another at age 2 years.
Bacteria have been found alive in a lake buried one half mile under ice in Antarctica.
The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.