High school student suddenly faints after cold water punches after long-distance run

Recently, Li (pseudonym), a freshman in high school, experienced a big shock. He never thought that a cold water punch would cause such serious consequences.

After taking part in the sports test and running 1000 meters, classmate Li rushed to the bathroom to wash his face and head with cold water. He started to feel dizzy the moment he washed his head with cold water. After a while, he fell dizzy in the bathroom and was rushed to the emergency department of the Second People’s Hospital of Xiaoshan District for treatment. A few minutes later, Li slowly woke up, but she was still pale and had obvious headaches and dizziness. After being observed in the emergency department for half a day, her condition improved significantly before going home to recuperate.

Emergency Physician Reminder

If you sweat profusely after exercising, your body will expel a lot of heat. At the same time, the sweat glands and capillaries of the whole body are in an open state. A sudden cold shower or cold shower will make the capillaries urgently shrink, and the blood supply to the body will decrease rapidly, resulting in rapid heartbeat, increased blood pressure, muscle contraction, nervousness, etc. . It is also easy to cause dizziness, syncope, colds, and sometimes intracranial hemorrhage, myocardial infarction, etc.

It is recommended to rest for a period of time after strenuous exercise, dry sweat, replenish body fluids appropriately, maintain the acid-base balance of body fluids, minimize the body’s reaction, and then take a warm bath.

Five precautions after exercise

Don’t take a cold shower immediately after exercise

Some people rush to go after exercise because they are sweating profusely Taking a cold shower is very inappropriate. In order to keep the body temperature stable after exercise, blood vessels will expand and pores will become larger. At this time, taking a cold shower will cause the body to be stimulated, the blood vessels will shrink rapidly, the blood circulation will be blocked, and the resistance will be reduced. May cause dizziness and fainting.

Do not rest immediately after exercising

After intense exercise, the human heart beats faster, the capillaries dilate, the blood flows fast, and the muscles of the body contract rhythmically and then Squeeze the venules to encourage blood to flow back to the heart. Because the body is in this situation after exercise, do not stop and rest immediately after exercise. Doing so will stop the contraction of muscles, which will prevent blood from returning to the heart, which will easily lead to lower blood pressure, brain ischemia, palpitation, shortness of breath, Dizziness, and severe shock.

Do not drink to quench your thirst after exercise

Many people feel very thirsty after exercise, so they often drink a lot of water to quench their thirst, which should also be avoided . Drinking a lot of water after exercise will increase the burden on the stomach and stomach, which will dilute the gastric juice, which will reduce the sterilization function of the gastric juice and is not good for the digestion of food. In addition, drinking water too fast after exercise will increase blood volume rapidly, increase the burden on the heart, lead to electrolyte imbalances such as potassium and sodium, and may cause chest tightness, abdominal distension, and heart failure.

Do not eat a lot of sugar after exercise

Some people feel that eating sugar can make them feel more comfortable after exercise, so they mistakenly think that eating sweets after exercise is good, but it is not the case . Eating sweets after exercise will cause a large amount of vitamin B1 to be consumed in the body, which will cause people to feel tired, cause loss of appetite, and affect the recovery of the human body after exercise, so do not eat sweets and sugar immediately after exercise.

Do not drink alcohol after exercise to relieve fatigue

Some people like to drink some alcohol after exercise to relieve fatigue, and this is not correct. After exercising, people’s body functions are at a higher level. If you drink alcohol at this time, the alcohol in the wine will be absorbed faster than usual and enter the bloodstream, which will cause severe damage to body organs such as the liver and stomach. Usually more damage. If you do this frequently, it will easily lead to fatty liver, liver cirrhosis, gastritis, gastric ulcer and other diseases.