A reader writes in to the Ask Amy syndicated advice column: "A 21-year-old friend is slowly but undeniably losing his hair. He seems unable to admit it to himself. I'd like to suggest he start treatment, but I'm afraid he will get angry. Is there any way to broach the topic without harming our friendship? " Find out what Amy had to say.

~ By Mary Shomon, Thyroid Disease Guide / Image: clipart.com