Or maybe you’ve seen bald spots slowly grow bigger over the years ... thinning hair or hair loss from the back of the head. Up to 50 percent of men go bald by the time they’re 50 years ...

Nine weeks ago, I discovered a bald spot on my three-year-old son's head. It was roughly the size of a 5p coin. We saw our family GP and she said that there was nothing she could prescribe for the ...