When you do not get enough sleep , this may trigger neurological reflexes that cause shakiness. Too much caffeine. Caffeine stimulates your body , causing your muscles to move out of sequence.
Low blood sugar. Low blood sugar causes shakiness because the nerves and muscles are deprived of necessary fuel. When you become anxious , stressed or even angry, your nerves are heightened, causing shakiness.
Some medications. Some people are more sensitive to medication than others. Asthma medications, antidepressants, lithium and even antihistamines can cause your hands to shake. Essential tremor. Essential tremors often run in families. They are most noticeable when you are doing something with your hands, not while you are at rest. They occur sporadically and usually start in the hands, but can also affect the head, other body parts and even your voice.
In some cases, the cause is unknown, but tremors often result from neurological conditions, movement disorders, or other health problems. If an underlying condition, such as hyperthyroidism, is responsible for the tremor, it will usually get better when a person receives treatment. If a tremor is a side effect, it will often go away when a person switches medications.
This can improve muscle control, functioning, and strength while enhancing coordination and balance. An occupational therapist can help people living with tremors to continue to engage in daily activities.
If anxiety or panic is responsible for a tremor, a person may benefit from practicing relaxation techniques, such as breathing exercises. For essential tremor, a doctor may prescribe beta-blockers , such as propranolol, metoprolol, or nadolol. A doctor may also recommend anti-seizure medication, such as primidone.
Doctors often prescribe disease-specific drugs, such as levodopa and carbidopa, to manage advanced cases. Beta-blockers, anti-anxiety drugs, and anticonvulsive medications are among the treatment options for people with MS-related tremors. If doctors cannot determine the cause of tremors, they may prescribe tranquilizers. Some may prescribe injections of botulinum toxin, or Botox , though these can lead to weakness in the fingers.
If a person does not respond to medication or has a severe tremor that significantly impacts their life, a doctor may recommend interventions such as deep brain stimulation DBS. DBS requires a doctor to place a small generator under the skin in the upper chest. It sends electrical signals to electrodes implanted in the thalamus, which is the part of the brain that coordinates and controls some involuntary movements.
The hands may shake more as a person ages. Certain medications, substances such as caffeine, and anxiety can also cause tremors. Cleveland Clinic is a non-profit academic medical center. Advertising on our site helps support our mission. We do not endorse non-Cleveland Clinic products or services. Even so, Dr.
For example, essential tremor , another much more common movement disorder, frequently occurs after age Once the cause of an active tremor is identified, doctors can treat it. Some people are more likely than others to develop shakiness as they get older. Essential tremor is commonly passed down genetically through families, for example. Gostkowski says. Anxiety, stress, fatigue, low blood sugar or too much caffeine can cause or worsen a tremor. So can many types of drugs.
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