We tested more than 60 oral hygiene products, from toothbrushes and toothpastes to tongue scrapers and mouthwashes. These 11 ...

Toothpaste plays a key role in oral health by breaking up bacterial biofilm, reducing the risk of tooth decay and gum disease. While some ingredients may affect the oral microbiome, research suggests ...

It's made up of a complicated network of cells and organs. It protects the body from infection, cancer, and other conditions. Lymph nodes are part of the immune system. They send out lymphocytes.

Sometimes, diseases or infections can cause low white blood cell counts. Increasing white blood cells involves treating the underlying cause, diet, medications, and supplementing vitamins.