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Risks of physical exercise at high temperatures

Beyond the typical diseases of the summer there are conditions that can be contracted if activities are carried out without taking precautions due to the high temperature and humidity, as in the case of physical exercise on best treadmills, in poor conditions, can cause heat cramps, syncope and blow of hot.

“It is necessary to keep in mind some considerations to enjoy these activities, without risk to health,” said Oscar Mendoza Figueredo, cardiologist and dermatologist at the Cardiovascular Institute of Buenos Aires.

The specialist explained in a statement that among the most common ailments in these circumstances are “heat cramps, heat syncope and heat stroke.”

Heat cramps are often acute and are caused by loss of minerals and dehydration, as a result of high rates of sweating.

“They are treated by taking the person to a cool place and giving them liquids and / or sports drinks,” he said.

Heat syncope manifests itself through a set of symptoms such as extreme fatigue, gasping, dizziness, vomiting, fainting, cold and moist skin, or hot and dry, low blood pressure (hypotension), and weak and rapid pulse.

“The behavior if the person is conscious is to moisturize with saline solutions, rest in a cool environment and elevate the legs; If you are unconsciously transferring it immediately for your medical care and placement of fluids and minerals intravenously, “said Mendoza Figueredo.

The most serious of the three conditions is heat stroke, characterized by a high body temperature (above 40 ° C), cessation of sweating, hot and dry skin, rapid pulse and breathing, hypertension, confusion and unconsciousness.

“If you do not treat it quickly and effectively, you can progress to the coma and subsequently cause death. Until it is transferred to a care center, you must lower the temperature with cold water and wrap the body with wet sheets, “he explained.

To avoid all these complications, the recommendations are: do not perform outdoor activities when the temperature and humidity are high, schedule the activity for the first hours of the morning or evening, hydrate properly with water every 20 minutes and continue to moisturize After the routine is finished; Wear clothing that does not accumulate heat (avoid long pants, long sleeves, dark clothing); Do not wrap plastics around the body; And perform a medical checkup before starting any physical activity.

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