With the shift to AppleCare+, Genius Bar staff will no longer have the option of offering free replacements, so customers who have been aware of Apple's informal replacement policy should be mindful of the change.
Prevention of TB involves both early treatment to reduce transmission and isolation of the infected person until they are no longer contagious. There is a vaccine against TB, but it is not used routinely in the U.S. because of efficacy issues and other problems.
Dementia is hard to prevent, because what causes it often is not known. But people who have dementia caused by stroke may be able to prevent future declines by lowering their risk of heart disease and stroke. Even if you don't have these known risks, your overall health can benefit from these strategies: 1  Don't smoke. 2  Stay at a healthy weight. 3  Get plenty of exercise. 4  Eat healthy food.