Acne is often associated with teenagers, but can also afflict adults. The pimples are mainly due to inflammation of the skin's sebaceous glands. In extreme cases, patients need surgery. Also: medicinal fungi and the threat from legionella bacteria.
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We'd all like to have strong, white teeth. But many of us hate going to the dentist - and avoid it come what may. Also: Stem cell transplants for leukemia patients, and remedies for stomach complaints.