A heavy, numb right arm can stem from several issues, including nerve damage, a herniated disc, or even a stroke. Pain and other symptoms like tingling or weakness might accompany the numbness. The duration of these symptoms can vary, sometimes resolving on their own.
Potential Causes of Right Arm Heaviness and Numbness:
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Nerve Damage: Damage to nerves in your arm, neck, or spine can disrupt signals to your arm, leading to numbness and heaviness. This damage can arise from various factors, including injuries or underlying medical conditions.
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Herniated Disc: A herniated disc in your neck can compress nerves, causing pain, numbness, and heaviness in your arm, often radiating down to your hand.
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Stroke: While less common, a stroke can also present with numbness, often affecting one side of the body, including the arm. This is a medical emergency requiring immediate attention. Other stroke symptoms include facial drooping, slurred speech, and sudden weakness.
Important Note: This information is for general knowledge and does not constitute medical advice. The symptoms described could indicate a serious underlying condition. Seeking professional medical evaluation is crucial for accurate diagnosis and treatment. A doctor can perform a physical examination, order diagnostic tests (like an MRI or nerve conduction study), and determine the specific cause of your symptoms.