What is the reason of finger beating

summary

Shake hands, if you deliberately need to change, this is a bad habit. But if you keep shaking your hands, maybe there is something wrong with the nerves in your hands, or some other reasons, you need to know. Now let's take a look at the causes of finger beating.

What is the reason of finger beating

Reason 1: the amplitude of your physiological hand shaking is small and fast. It often appears when it is still. It is a small, fast and irregular shaking. Physiological hand shaking often occurs in the condition of mental tension, fear, emotional excitement, severe pain and extreme fatigue. Once the above causes of hand shaking are eliminated, hand shaking will disappear.

Reason 2: pathological hand tremor, known as "tremor" in medicine, refers to the non random tremor of the hand, which is often permanent. It can be divided into two types: motionless hand shaking and motional hand shaking. Among them, static hand shaking is a kind of hand shaking that occurs when muscles are completely relaxed, that is, in a quiet state. This kind of hand shaking can disappear when sleeping. The speed of hand shaking is 4-6 times per second, which is regular. Typical diseases such as Parkinson's syndrome. The motion hand shaking is that the hand shaking occurs only when the motion is moving, and the hand shaking increases when the motion is close to the target. For example, when the doctor does the finger nose test for the patient, the patient should straighten his forearm, and then use the index finger to point to his nose tip; the closer the index finger tip is to the nose tip, the more obvious the hand shaking is. Motor hand tremor is irregular, large amplitude, and enhanced by emotion. It is common in the lesions of brain nerve and upper limb nerve.

Reason 3: hand shaking is a common phenomenon in the elderly. Two hands shaking, eating, writing are seriously affected, so that the old people are very distressed. The tremor is called tremor in medicine. Although tremor is manifested as hand shaking, the root cause of tremor is mostly big annoyance. Because of some disease, the area responsible for motor coordination function of big annoyance is damaged, resulting in tremor.

matters needing attention

Frequent hand constantly shaking, must go to the hospital to do a check, see where the body problems, timely treatment.