Symptoms include brittle hair, mild mental retardation and nail dysplasia.

Ms. Harvey also looks for signs of an eating disorder, including brittle hair, emaciation, "always talking about food."

Swimming in a chlorinated pool can leave hair dry and brittle.

But exposure to ultraviolet light can leave hair dry and brittle.

His pale red hair, slack and brittle fell across his narrow brow.

The woman hud that stiff, brittle hair and she wore a print dress.

Sudden changes in your hair, such as brittle hair or hair loss, could be a sign of a health problem.

Progressive liver damage, skin lesions, and brittle hair may also be seen.

While rare, biotin deficiencies can result in brittle hair.

He pulled at the body with his other hand and felt brittle hair.