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Tingling in Hands, Arms, Legs, or Face (Paresthesia): Causes & When to Worry

Tingling in Hands, Arms, Legs, or Face (Paresthesia): Causes & When to Worry

May 12, 2026 | Brain and Spine Specialists

Quick Answer: Why Tingling Happens Tingling, or paresthesia, happens when nerves send signals differently than they normally would. Sometimes this is temporary, like when pressure on a nerve causes your hand or foot to “fall asleep.” Other times, the sensation…