Modern people pay more and more attention to physical health and health care. In order to find out their physical condition as soon as possible, most people will go to the hospital for physical examination. However, some precautions before physical examination seem trivial, which will actually affect the correctness of the examination results. Many people don't understand this. Then I will know if I can drink water before the physical examination.

Why do you need an empty stomach before physical examination?

As many people know, most physical examination items are required to be carried out on an empty stomach, such as liver, kidney function, blood lipid and blood sugar. When these items are examined on an empty stomach, the human body is in a relatively basic metabolic state, which can truly reflect the health status of the body. Therefore, it is generally not recommended to eat or even drink water before physical examination, which is for the accuracy of physical examination results.

You can drink a small amount of water before physical examination.

In fact, you can drink a small amount of water before physical examination; Blood should be drawn during physical examination, and diet and sleep should be paid attention to the night before physical examination. The night before the physical examination or in the early morning of the day of the physical examination, a small amount of water is allowed to drink before going to the physical examination place. Drink about 50- 100 ml of water to quench your thirst and ensure that your body must replenish water. At the physical examination place, the body can absorb this small amount of water without affecting the physical examination results.

Tips: If you are too close to the physical examination place and spend less time, drinking water is not recommended. Generally, there is a time interval between drinking water and physical examination. It is best not to drink water after arriving at the physical examination place.

Don't drink plenty of water before physical examination.

You are allowed to drink water before physical examination, but you are not allowed to drink a lot of water, such as pouring water or drinking hundreds of milliliters at a time. Drinking a lot of water will dilute human blood, which will lead to errors in the detection results of blood sugar and blood viscosity and affect the correct judgment of health results. Moreover, if you drink water before the physical examination at night, it will also affect the quality of sleep, leading to edema and affecting the results of the next day's examination.

What can't I drink before the physical examination?

Although a small amount of water is allowed, it is not allowed to drink liquid drinks such as soybean milk and milk, sweet drinks and other foods before physical examination. Drinking these on an empty stomach will cause gallbladder contraction and abdominal flatulence, which will affect the results of abdominal B-ultrasound. Drinking sweet drinks may lead to a high blood sugar test value, so you can't drink it.

skill

When blood collection is required for physical examination, it is best to maintain a normal diet within 3 days before physical examination, do not eat too greasy and high-protein food, do not drink alcohol, rest on time at night, keep asleep, avoid fatigue, and do not eat 12 hours before blood collection. If the physical examination is at 8: 00 in the morning, don't eat anything after 8: 00 the night before, and have an empty stomach 12 hours or more.