For winter swimming, many friends in the south may not know much about it, because the climate in the south is warmer, even in winter, the temperature will reach above zero degrees Celsius, so the temperature of water is not very low.

Real winter swimming can only be realized in the northeast. The outdoor temperature is about MINUS 20 degrees Celsius, and swimming in water means that people swim in this ice water after breaking the ice with external force. This is the real winter swimming.

Every year, the number of people taking part in winter swimming is increasing gradually. In fact, winter swimming is a very healthy exercise for everyone. Generally speaking, the duration of winter swimming can't exceed one minute, otherwise people's health will be unbearable.

Because this alternation of hot and cold will speed up the blood flow in our blood, it is still very beneficial to the health of the elderly, but not everyone's physique is suitable, because the number of people who die in winter swimming every year is also a very large number.

Therefore, before preparing for winter swimming, it should be carried out under the guidance and advice of a doctor, and winter swimming should never be carried out alone. In winter, you should go swimming in crowded gathering places and designated places, and at least get timely help when there is danger.

One of the most common dangers in winter swimming is leg cramps leading to drowning. Leg cramps are caused by the low temperature in the water. When the body comes into contact with water, cramping is very normal. Those experienced winter swimmers will do more than ten minutes of exercise before the winter swimming, open all their muscles and keep warm as soon as they land, otherwise they will catch a cold very easily.