The benefits and disadvantages of winter swimming The precautions of winter swimming

Winter swimming has always been crowned as a good exercise to fight the cold and strengthen the body, and participants are incessant, so what are the benefits of winter swimming? And what are the disadvantages? Let's take a look.

What are the benefits of winter swimming?

Strengthen cardiovascular

Low temperature stimulation makes the skin capillaries contract extremely fast, the protection mechanism will store blood to the internal organs, and the body will transport heat to the whole body, and the blood vessels get diastolic. This can well strengthen the elasticity of the blood vessel wall, which is good for preventing cardiovascular diseases.

Eliminate neurological fatigue

Low temperature allows more blood to enter the brain and more substances to be transported to the brain, which is helpful for fatigue recovery. At the same time, low temperature makes breathing longer and deeper, which can exhale more carbon dioxide and inhale more oxygen, speeding up the metabolic cycle.

What are the disadvantages of winter swimming?

Easy to catch a cold

Although winter swimming can enhance the ability to resist cold, but it is not completely avoid cold and cold, the whole body is exposed to low temperature, especially the elderly is very easy to get cold.

Causes stroke

The proportion of high blood pressure is very high among the elderly, and the low temperature stimulates the rapid contraction of blood vessels, and the blood pressure spikes extremely fast, which is very easy to produce a stroke.

Environment is more dangerous

Winter swimming places are often open water, there is no relevant safety facilities, at the same time coupled with low temperature, cramps and other problems are more likely to occur, so the risk factor is higher.

Who is not suitable for winter swimming

Injured people and disease patients

If you have serious diseases, such as hypertension, coronary heart and cerebrovascular and kidney and liver and mental disorders and diabetes and allergic constitution, congenital heart and epilepsy, as well as people with trauma or inflammation and alcoholics, you should not participate in winter swimming, otherwise it may lead to disease outbreak or physical injury.

Teenagers and children

Because they are developing, their ability to resist cold is not strong enough, and their ability to distinguish the safety of the water is limited, so they should take part in winter swimming in moderation, and must be supervised by adults.

What to pay attention to when swimming in winter

Adapt to local conditions

Plan your training according to the real time temperature and water temperature as well as your physical condition to prevent damage to your body from prolonged low temperature.

Pay attention to keep warm

After swimming, put on clothes in time, after stopping exercise, heat production stops, so you need to keep warm in time to prevent from getting cold, and pay attention not to enter the high temperature environment and take a hot bath immediately to prevent excessive changes in blood pressure.

Do not swim after a meal

First of all, after eating, blood will be distributed to the digestive system to help digestion, and at this time to start winter swimming blood will be shunted to the whole body, which is not conducive to digestion, and is likely to cause gastritis and digestive system diseases.