What Can Cause Shakiness?

Shakiness, or tremors, can be caused by a variety of factors. It’s important to note that occasional shakiness can be normal, especially in certain situations like feeling nervous or hungry. However, persistent or worsening tremors may be indicative of an underlying health issue. Some common causes of shakiness include:

  • Low blood sugar (Hypoglycemia): A drop in blood sugar levels, often associated with not eating for an extended period, can lead to shakiness, weakness, and dizziness.
  • Anxiety or stress: Emotional stress and anxiety can cause tremors or shakiness. The body’s “fight or flight” response can lead to increased muscle tension and trembling.
  • Caffeine or stimulant consumption: Excessive intake of caffeine or stimulants can lead to shakiness or jitteriness.
  • Fatigue: Lack of sleep or physical exhaustion can result in tremors and shakiness.
  • Dehydration: Inadequate fluid intake can cause electrolyte imbalances and contribute to shaky sensations.
  • Certain medications: Some medications, such as bronchodilators, corticosteroids, or certain antidepressants, may have tremors as a side effect.
  • Thyroid disorders: An overactive thyroid (hyperthyroidism) can cause trembling and shakiness.
  • Neurological disorders: Conditions affecting the central nervous system, such as Parkinson’s disease, essential tremor, or multiple sclerosis, can lead to tremors.
  • Alcohol withdrawal: Shakiness is a common symptom during alcohol withdrawal.
  • Muscle fatigue or weakness: Conditions that affect the muscles, such as myasthenia gravis, can cause shakiness.
  • Certain toxins or poisons: Exposure to certain toxins or heavy metals can lead to tremors.
  • Infections: Some infections affecting the nervous system, such as meningitis or encephalitis, can cause shakiness.

If shakiness is persistent, severe, or accompanied by other concerning symptoms, it’s crucial to seek medical attention. A healthcare professional can conduct a thorough evaluation, including a medical history, physical examination, and possibly additional tests to identify the underlying cause. Treatment will depend on the specific diagnosis, and addressing the root cause is essential for effective management of shakiness.