Arm Tremor and Muscle Fatigue Illustration - Medical & Health Resource #14134 (License: Personal Use)

This vector-style illustration depicts a human arm extended upward, with curved orange lines near the elbow joint suggesting involuntary shaking or muscular fatigue. The clean, minimal design emphasizes physiological signals like tremors, often associated with neurological conditions, overexertion, or neuromuscular disorders. Its simplicity makes it effective for educational or clinical web content.

Used on medical blogs, physical therapy sites, neurology resources, or fitness recovery pages to visually represent symptoms like essential tremor, muscle weakness, or post-exercise fatigue; supports user intent to understand causes, signs, or management of arm instability.