Why Does Coffee Make You Feel Jittery or Anxious?

Published: Oct 26, 2026 Author: World Gafei Last Updated: Oct/26/2026 105 views

Drinking more than three cups of coffee in one sitting can cause caffeine overload, leading to anxiety, rapid heartbeat, and other symptoms.

Ever taken a sip of your third cup of coffee and suddenly felt your heart race, your thoughts scatter, or your hands tremble slightly? You’re not alone. Many coffee drinkers experience sudden jitters, rapid heartbeat, or a wave of anxiety after consuming multiple cups in a short span. But what exactly is happening inside your body when coffee goes from energizing to overwhelming?

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