A heavy feeling in your right arm can stem from various causes, ranging from minor issues like poor posture to more serious conditions affecting blood vessels or nerves. Let's explore some potential reasons:
Common Causes of a Heavy Right Arm
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Overuse and Strain: Repetitive movements or strenuous activities can lead to muscle fatigue and inflammation, resulting in a heavy, aching arm. This is especially true for activities involving overhead arm movements or heavy lifting. Source: Medical News Today
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Poor Posture: Maintaining poor posture for extended periods can strain muscles and nerves, causing discomfort and a sensation of heaviness in the arm. Source: Tua Saúde
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Sleeping Position: Sleeping on your arm can restrict blood flow and cause temporary numbness and a heavy feeling upon waking. Source: Tua Saúde
Less Common but Serious Causes
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Blood Vessel Issues: If blood vessels are affected, the arm may feel heavy, achy, and fatigued easily. This indicates a potential problem with blood supply to the arm. Source: Physio Comes to You
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Thoracic Outlet Syndrome (TOS): TOS involves compression of nerves or blood vessels in the space between your collarbone and first rib. Symptoms can include arm heaviness, pain, and swelling. Repetitive arm movements or heavy lifting can worsen symptoms. Source: Cleveland Clinic and Source: Boston Children's Hospital
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Lymphedema: This condition causes swelling, often starting with a feeling of heaviness or fullness in the affected limb. It can result from damage to the lymphatic system, sometimes as a side effect of cancer treatment. Source: Fred Hutchinson Cancer Research Center
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Stroke: Arm weakness or heaviness can be a symptom of stroke, particularly if accompanied by other neurological symptoms. Reduced blood flow to the brain can cause these symptoms. Source: American Stroke Association
What to Do
While this information provides potential explanations, it's crucial to consult a doctor for a proper diagnosis and treatment plan if you experience persistent arm heaviness. Self-treating can be risky.
