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    WebMD Symptom Checker

    Irregular heartbeat, Muscle cramps or spasms (painful), Muscle twitching (painless) and Numbness or tingling

    WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms irregular heartbeat, muscle cramps or spasms (painful), muscle twitching (painless) and numbness or tingling including Muscle strain, Heart rhythm disorder, and Medication reaction or side-effect.

    There are 12 conditions associated with irregular heartbeat, muscle cramps or spasms (painful), muscle twitching (painless) and numbness or tingling. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions.

    • Muscle strain

      Muscle strain occurs when muscles are stressed, overworked, or injured due to physical activity or labor.

    • Heart rhythm disorder

      Some heart rhythm disorders can cause a fluttering in the chest, shortness of breath, chest pain or dizziness.

    • Medication reaction or side-effect

      Medication side effects include nausea, vomiting, stomach upset, weakness, dizziness, seizures, and more.

    • Premature ventricular contractions (PVCs)

      Premature ventricular contractions are extra heartbeats that start in one of the lower chambers of your heart.

    • Aortic stenosis

      Aortic stenosis is a condition of the heart causing shortness of breath, dizziness, or chest pain.

    • Tourette syndrome

      Tourette's syndrome is a nervous system disorder that causes involuntary movements or sounds called tics.

    • Hypocalcemia

      Hypocalcemia is a blood condition marked by tingling, muscle spasms and aches, and confusion.

    • Hypoparathyroidism

      Hypoparathyroidism is a rare condition that can cause muscle twitches, seizures, cramps, tingling, and more.

    • Torticollis

      Torticollis are spasms of the neck muscles causing neck pain and stiffness, tilted head, and more.

    • Chemical burns

      A chemical burn can cause symptoms ranging from burning and blisters to pain and shortness of breath.

    • Burn (heat or fire)

      Burns caused by heat are called thermal burns and can cause pain swelling, skin changes, blisters and more.

    • Tetanus

      Tetanus is a potentially fatal toxic infection and causes stiffness in the jaw and neck, fever, and more.

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