Particularly important are the inversion time (TI) in inversion recovery, and the time between 90 Â° pulse and the subsequent 180 Â° pulse to produce a spin echo, which will be approximately one half the spin echo time (TE) . The time between repetitions of pulse sequences is the repetition time (TR) .
Some of the possible treatments listed in sources for treatment of Hand tremors may include: 1  For tremors caused by stress, try relaxation techniques like meditation, deep relaxation, or breathing exercises.  For tremors of any cause, avoid caffeine and get enough sleep.
The most common cause of tremors in the hands that decreases with use and increases in certain positions is essential tremor (ET), a condition that affects up to 5% of the population. It's thought to develop as a result of abnormal activity in a deep part of the brain, called the brain stem. In one-third of cases, it also affects the head or voice. In most cases, the tremor can be at least partially suppressed and it tends to resolve during sleep. Family members have a similar problem in at least one-half of all cases. There are other possible causes, however, so there are few other questions.