Attention, chocolate lovers: You may not be able to help yourselves. Swiss and British scientists have linked the widespread love of chocolate to a chemical "signature" that may be programmed into our metabolic systems.
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The affected person usually notices the hair loss. A medical history and
physical exam often make the healthcare provider suspect a certain cause. Some
methods used to diagnose the cause of hair loss include:
scraping the affected area to collect hairs. The hairs can be examined with
a microscope or analyzed by a lab to look for certain causes of hair loss.
biopsy of the skin. A biopsy involves taking a small piece of skin
with a special tool and sending it to the lab for testing.