I was diagnosed with hypothyroidism several years ago.
any TSH higher than 3 indicates your thyroid is not performing correctly.
read this link http://thyroid.about.com/cs/testsforthyroid/a/labs2003.htm
high TSH is treatable.
you should see your primary care physician immediately.
high TSH is usually accompanied by unexplained weight gain and a feeling of being tired all the time.