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.
Symptoms of low TSH levels caused by an overactive thyroid, or hyperthyroidism, include nervousness, rapid heart rate, weight loss, irregular menstruation and a feeling of being hot, explains WebMD. Damage to the thyroid gland, which creates TSH, causes these low levels, Cleveland Clinic states.