Brushing your teeth twice a day keeps plaque and bacteria in check, which can help prevent dental problems such as cavities, gum disease, and oral infections.
This more complex metric than test sensitivity or specificity will allow you to understand the likelihood that any specific test result–whether positive or negative–is in fact accurate.
Drinking coffee can improve heart health, protect against Parkinson’s and Alzheimer’s, and protect against several forms of cancer. Here’s why you might want to consider adding a few daily cups.