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Muscle stiffness

Also known as: Stiff muscles, Rigidity

Muscle stiffness symptom guide: what it can mean, possible causes, and when to seek care. Educational only.

Overview

Muscle stiffness can follow exercise, posture, arthritis, or cold. Gentle movement and warmth help some people. Sudden neck stiffness with fever can be an emergency.

Possible causes

  • After exercise
  • Arthritis
  • Poor posture
  • Cold
  • Certain medicines

When to see a doctor

Seek care if neck stiffness comes with fever, or stiffness stops you walking.

Related conditions