If Your Hands Shake Slightly, It Might Not Be Stress — Here’s What It Could Mean November 27, 2025 by Salah Coffee, energy drinks, and some medications can trigger temporary hand shaking because they speed up the nervous system. 3. Essential Tremor (ET) This is one of the most common causes of hand tremors. Essential tremor can: Run in families Become more noticeable with age ←PreviousNext→