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What are different causes and symptoms for fainting? What can be done to treat fainting?

Fainting is defined as temporary getting unconscious and then returning to full wakefulness. During fainting, there is a loss of muscle power and one tend to fall or slump. The main cause behind fainting is that some areas in brain are not able to get enough blood supply, oxygen or glucose. The reasons behind this are the changes in heart’s rhythm, not enough blood in blood vessels, inadequate pumping of blood. Other factors include:
– Heart valve conditions
– Structural conditions of heart muscle which if not in proper condition can cause heart attack.
– Impaired circulatory reflexes.
– Environmental factors.
– Stress or some kind of emotional stress.
– Standing for too long.
– Fatigue.
– Some kind of ongoing illness.
– Dehydration.
– Low blood sugar.

– Unconsciousness.
– Blurred vision and shaky feeling.
– Spots in front of eyes can be seen.
– Low pulse rate.
– Paleness.
– In case of postural fainting, loss of blood or fluid loss is seen.
– In case of cardiac fainting, palpitations, chest pain, shortness of breath, weakness, paleness are observed.
– In case of neurological fainting, headache, loss of balance, double vision, slurred speech are observed.

Diagnosis include physical examination and ECG as preliminary steps. Further tests depend on causes of fainting.
Patients who have a history of fainting should take precautions and contact a primary care practitioner. Fainting is a potential life threatening problem. Patients complaining of fainting should be attached to a heart monitor.
– Self care includes stimulating the person vigorously, check the pulse, encourage the person to lie down for 15-20 minutes.
– Drink lot of water.
– Increase the salt intake.
– Avoid prolonged standing.
– Changes in lifestyle.
– Bypass surgery or angioplasty is used to treat coronary heart disease.
– A pacemaker is an electronic device to control abnormal heart rhythms.
– Refer to a neurologist if conditions are not under control.

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