Swimming Time Should Not Exceed 45 Minutes

By Author: Code Blue
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We could often see people in swimming gym who feel dizziness and extremities cold after swimming for two or three hours. When they have body examination, some people are diagnosed as tachycardia and muscle strain caused by long-time swimming.

There are many occasions that excessive swimming could cause occasional diseases. Experts suggest that the best time to have swimming for health is about 20 to 45 minutes, and people should not extend the swimming time for cold feeling, or it will affect the body health. Many women know that swimming could consume a lot of calories and they choose to swim to lose weight. In order to achieve the weight loss effect quickly, some people choose to swim in water for long time or walk in water to consume energy and relieve summer heat. However, as the long time soaking in water, people will feel discomfort and quick heart beat.

People are easy to dissipate heat in water; however, if people stay too long in the water, the produced calories will be lower than the heat dissipation in water and the body temperature regulation function will be destroyed. At that time, the arteries will ...
... shrink and veins expand to make the blood stagnation in the subcutaneous vein, resulting in n skin bruising, black lips and even cramps.

Some experts also believe that long time soaking in water makes people vulnerable to chlorine attack and it is easy to cause diseases. The water supply systems used in most cities often adopt chlorine disinfection. When people swim in the water, they often have direct contacts with the chlorine, which substance will evaporate from the water and be absorbed by skins directly. Generally speaking, chlorine inhalation within 20 minutes has no significant impact on the human body; but with the time going, it could lead to various diseases.

Therefore, swimming in water for long time especially in quite cool water is not necessarily good for body health. If people feel any discomfort, they should go ashore immediately to wipe the body water and bask under the sun. When people feel warm, they can wear the clothes to prevent common cold, tachycardia, muscle strain and other symptoms.

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