White piedra is a superficial fungal infection of the hair. Several species of fungus that live in soil or dirty water can cause it. Piedra is the Spanish word for stone. White piedra appears as ...

Consumer Reports has no financial relationship with any advertisers on this site. The toothpaste aisle can be a confusing place, with a huge variety of claims touted on product labels. Companies ...

The toothpaste aisle is a decision maker’s nightmare. Crest. Colgate. Sensodyne. Optic white. Total active prevention. Gum care. Sensitive pro-relief. 3D White. MaxFresh. Scope. This is the ...