1.   Ammonium perchlorate, a rocket fuel component that can cause thyroid problems and cancer, has recently been discovered in Sacramento and in parts of Southern California.

2.   A small thyroid problem was discovered, and she began medication to treat it.

3.   Alarmed, her mother took her to a doctor, convinced that Barton must have a thyroid problem.

4.   Doctors at first diagnosed a thyroid problem.

5.   In addition, many have thyroid problems, leading to a slower metabolic rate.

6.   She has thyroid problems, and she was hemorrhaging.

7.   Since thyroid problems tend to run in families, anyone with a family history of hypothyroidism should also be tested from time to time.

8.   The Environmental Working Group claims that nitrates in drinking water can lead to certain types of cancer and thyroid problems have been dismissed by many as scientifically baseless.

9.   The good news is that, in most cases, the condition is not the result of a vitamin deficiency or a thyroid problem.

10.   The pills carry little risk except to those with iodine sensitivities, thyroid problems or certain rare conditions.