To format a computer means that all your data will be lost. Your operating system, programs, emails, drivers, pictures, everything! All of the updates on your programs will be gone, infarct the every entire program will be gone.
This drop in TSH is an attempt to return circulating thyroid hormone levels to normal. So, a test to measure the amount of TSH in your system will usually show lower than normal TSH when the thyroid is overactive. So, in general, LOWER TSH = OVERACTIVE THYROID / HYPERTHYROIDISM.
Fatigue, nervousness, restlessness and weakness are common symptoms of low TSH. Because these symptoms can be felt with a variety of other conditions, they may not be attributed to low TSH initially. Muscle cramps and tremors may also occur.