Body odor comes from the bacteria that live on sweaty body parts, like your armpits. Although sweat itself doesn't have a smell, bacteria break down certain proteins in your sweat into acids, causing ...

Lichen planopilaris, also called lichen ruber follicularis, evokes perifollicular erythema and sometimes hyperkeratotic follicular papules. A violaceous discoloration of the scalp may be observed ...

This content may have been superseded, or served a particular purpose at a particular time. It may contain references to activities or policies that have no current application. Many archived ...

When we’re walking through Hong Kong, sometimes we are so focused on our phones, that we forget how much beauty there is around us. The city’s gardens and country parks are full of flowering ...