Toothbrushes, essential for our oral hygiene, hide another concerning aspect: they can be genuine reservoirs of microorganisms. Between 1 to 12 million bacteria can reside there, coming from the mouth, skin, and the environment. Although the risk of disease is deemed low, the presence of certain pathogenic germs highlights the importance of regular maintenance and … Čítať ďalej Skryté baktérie vo vašej zubnej kefke: zistite, kedy je nevyhnutné ju vymeniť