The benefits and disadvantages of swimming

Swimming is a sport that many people enjoy. Swimming in the pool for a while will make you feel relaxed and stress-free all over. Swimming has many benefits, it can be cosmetic, enhance cardiorespiratory function, promote blood circulation ...... but swimming may also be infected with infectious diseases such as foot fungus, cause otitis media, arthritis and other bad effects. Take a look at them together.

Beauty

During swimming, the water temperature in the pool will stimulate the blood vessels of the skin to contract and expand, thus speeding up blood circulation and making the skin rosy and shiny. Also, when swimming, the skin is well relaxed by the friction of the water waves, and it will make the excess skin exfoliation wipe away, making your skin look as smooth and white as a baby.

Promotes blood circulation

Swimming has a significant effect on improving the cardiovascular system. Under the stimulation of cold water, the skin blood vessels will contract, while the body will generate a certain amount of heat due to exercise, causing the skin blood vessels to expand. This cycle can accelerate blood circulation.

High cardiorespiratory capacity

The process of swimming is inseparable from the large amount of oxygen supply, but, due to the pressure of the water, and the increased burden of inhalation, the respiratory muscles are constantly overcoming these pressures, and eventually their contraction force increases, thus increasing lung capacity. The increase in lung capacity also makes the body's breathing volume become beaten up, which is conducive to consuming more energy.

Increase metabolism

The most important concern of weight loss is their metabolism, high metabolism can increase energy consumption, and eventually consume more energy than others in the same energy situation. And swimming because it can make the whole body to get massage, exercise, blood circulation in the body is more smooth, the body's metabolism also becomes more vigorous.

Weight loss

Swimming is undoubtedly a more efficient way to lose weight, often swimmer's muscles are tighter, arms and legs are leaner than normal, if your limbs are more "developed", you can also swim to lose weight bundle. This is why the swimmer's body is a race.

Prevent and cure insomnia

Swimming is very effective in preventing insomnia and neurasthenia. Especially for brain workers who often use their brains, swimming can make their whole body relaxed, the body's blood circulation and metabolism are accelerated, and the brain nerves can also be relaxed in the process, so it can well help prevent insomnia and neurasthenia that occurs when the brain is used excessively.

Bad effects of swimming

Infection of foot fungus

The water in public swimming pools may not be clean, and going swimming may cause foot infection, or the bacteria contained in unclean water may enter the eyes and cause red eyes, etc. If possible, you can take a shower, rinse your mouth and take some eye drops after swimming.

Damage to hair

When swimming may cause hair damage because of the use of tighter silicone swimming cap. Avoid this situation can choose to wear a swim cap suitable for their head type or avoid wearing a swim cap for a long time, you can take off the swim cap after a swim rest, both to let the hair breathe and help the body to restore strength.

Cramp drowning

Before swimming must be prepared to go into the water, one is the body's warm-up exercises, the second is to let the body adapt to the water temperature, to avoid cramps in the water or muscle and other sports injuries caused by drowning events. In addition, swimming is more energy-consuming, avoid excessive exercise, physical incompetence may also cause drowning.

Triggering otitis media

People who swim for long periods of time may suffer from otitis media due to prolonged ear soaking or the presence of more bacteria in the water. It may also aggravate the condition of patients who suffer from otitis media. It may also cause arthritis and other discomfort due to prolonged immersion in the water.

How many times a week does swimming work?

3-4 times to lose weight effect is good and healthy. Swimming frequency is best to be able to 3-4 times a week, if swimming too many times, the body does not get sufficient rest and recovery, it will affect the normal work, which is not good for health. And exercise as long as you can adhere to the corresponding effect must be able to see, so the frequency of 3-4 times a week is good.

How long is good for each swim

1 hour. If you want to lose weight by swimming, it takes at least half an hour before you start burning the hoarded fat for energy, and the longer you want to lose weight, the better it may be. But taking into account the body's ability to withstand, as well as the skin soaking water for too long will be white and so on, it is generally recommended that each swim 1 hour best.

What to pay attention to when swimming

1, before swimming to do preparatory activities, do gymnastics, run, move the body, so that the muscles, joints get exercise, and then rinse the body with pool water before swimming. 2, before swimming to pay attention to understand the overall water conditions of the swimming place, especially when going out to rivers, reservoirs swimming, pay more attention to master the speed of the current, water depth, avoid swimming in unfamiliar waters, in order to avoid swimming casualties. 3, do not swim on an empty stomach. Swimming physical exertion than the general consumption of cold water bathing to be greater, fasting swimming is likely to lead to a faster drop in blood sugar levels in the body, so that people produce dizziness, weakness, panic and other discomfort, serious may also appear in the swimming pond drowning.