The day before the checkup, there are more precautions, specific requirements related to the examination items, common precautions are the following: 1, 1 day before the checkup to ensure a light and balanced diet, do not overeat, eat high-sugar, high-fat food, and do not drink alcohol, to ensure good sleep at night; 2, most checkups have fasting requirements, the day before the checkup after 8:00 pm no more food, no more water after 12:00 pm, the day of the checkup 3, gynecological examination at least one day before the examination can not have intercourse, and can not be douched vagina and plugging, to avoid affecting the results of the routine examination of the white belt, pregnant or suspected pregnant women, it is best not to do gynecological examination; 4, hypertension, diabetes, heart disease and other chronic diseases patients should take their medication as usual, other drugs can be taken after the physical examination; 5, the night before do not Drink too much water, because urine routine sampling is generally selected for the first urine in the morning, to keep the middle urine as a sample, can better reflect the physical condition, if you drink too much water the day before, the morning before taking the urine sample may be urine, not conducive to taking the first morning urine; 6, such as a couple preparing for pregnancy, the day before the physical examination can confirm the specific examination items, should avoid doing the examination items with radiation; 7, the day before the physical examination can Prepare clothes for the next day, wear clothes should be as loose and comfortable as possible, women should not wear dresses or pantyhose, and do not wear makeup, so as not to bring inconvenience to the physical examination or affect the examination results.