43 trivia facts that only doctors know

Lifestyle

1. Don’t forget to brush your tongue when brushing your teeth

There are many bacteria on the tongue Small protruding nipples and uneven heights can easily become a breeding ground for harboring germs and gradually invade the teeth and gums.

2. Don’t take a bath for more than 20 minutes. Shower for 10 to 15 minutes. The bathing time should be controlled within 20 minutes. The frequency of bathing should not be too high. For most people, 3 times a week is enough.

3. Wash your hairline when washing your face

If facial cleanser and other cleaning products get on the hairline, if they are not rinsed thoroughly, they will remain on the skin, which can easily lead to clogged pores and damaged skin. Dryness and even skin allergies.

4. Wipe your butt from front to back

Whether defecation or urination, women must wipe from front to back, because in order from front to back, the urethra, vagina, and anus are opposite to each other. The defenses against pathogenic bacteria are getting higher and higher.

5. Do not wash underwear overnight

A pair of dirty underwear contains an average of 0.1 grams of feces. The secretions on underwear are mostly made of protein. If not cleaned in time, it can easily become a breeding ground for bacteria.

6. A nap of 10 to 20 minutes has the best effect

After this time, the human body enters deep sleep. When you wake up, your body will feel that you have not slept enough, but will feel more tired.

7. Loss of more than 100 hairs is considered hair loss

Normal people will lose about 50 to 100 hairs every day. But if the average hair loss exceeds 100 strands per day and lasts for more than 3 months, you should be wary of hair loss.

8. The foot bath water should not be too hot.

If the water temperature is too high, it will not only stimulate the cardiovascular and cerebrovascular diseases, but also easily cause the cuticle to dry out and even crack. The appropriate water temperature is 40°C. Diabetics use a thermometer to be on the safe side.

Medicine use

1. Take it three times a day before and after three meals

"Three times a day" does not mean taking it with three meals. It means taking it evenly over 24 hours a day. Divided into 3 sections, the medicine should be taken every 8 hours.

2. The antipyretic drugs should be used 4 hours apart

The onset time of antipyretic drugs varies from person to person, usually 0.5 to 3 hours. If you take the medicine twice, there should be an interval of 4 to 6 hours, and no more than 4 times in 24 hours.

3. Do not drink alcohol after taking medicine (head hug). Facial flushing, heart palpitations, difficulty breathing or even shock may occur. You should avoid drinking alcohol while taking the medicine and within 7 days of stopping the medicine.

4. Do not drink water within 5 minutes after drinking the syrup. The medicine covers the surface of the inflamed pharyngeal mucosa and forms a protective film to reduce the inflammatory reaction of the mucosa and relieve cough. Drinking water immediately after taking the syrup will affect this effect.

5. Do not exercise immediately after taking the medicine

It usually takes 30 to 60 minutes for the medicine to be dissolved and absorbed by the gastrointestinal tract. Exercise immediately will cause insufficient blood supply to the gastrointestinal and other organs, and the medicine The effect is greatly reduced.

6. Eye drops cannot be dropped on the eyeballs

Do not drop them directly on the eyeballs. After the medicine liquid irritates the cornea, the number of blinks increases, causing the medicine liquid to flow out and reducing the efficacy. You should use your index finger to pull the lower eyelid down and drop eye drops into the conjunctival sac.

7. Do not adjust the infusion speed at will.

Adjusting the infusion speed at will may increase the burden on the heart, cause phlebitis, allergic reactions, and damage to kidney function.

Sports

1. "Head-holding" sit-ups are the most harmful to the body

In this posture, the cervical spine and soft tissue of the neck bear a lot of external force , if the force is uneven, it is easy to cause muscle and ligament strain.

2. People who are too fat are not suitable for running

People who are too fat (BMIz28), BMI=weight (kg) square of height (m)) are not recommended for running, it is best Switch to a brisk walk or swim.

3. Walking 6,000 steps a day is most suitable

If you are walking slowly, including scattered walks every day, 10,000 steps of exercise is acceptable, but if you are walking fast, 6,000 steps a day is enough.

4. Walk faster and live longer

The walking speed of ordinary people is 0.9 meters/second. People who walk faster than 0.6 meters/second have an increased risk of death. People who walk faster than 1 meter/second have an increased risk of death. People live longer.

5. Pattern-holding exercise has the best life-extending effect

Practice-holding exercise has the most significant impact on health and longevity. It can reduce the overall risk of death by 47% and the risk of death from cardiovascular disease by 56%. %.

6. Don’t breathe with your mouth wide open when exercising

When exercising, you should maintain "suck in your nose and spit out your mouth". If the weather is too cold, you can use "suck in your nose and spit out your nose" and "suck in your nose and spit out your mouth" "Spit" alternately to adjust breathing to avoid cold air directly irritating the throat and causing respiratory discomfort. 7. Sitting down after exercise will not make your butt bigger.

There are only two situations where the buttocks can become enlarged: 1. Through fitness exercises, 2. Buttocks hypertrophy caused by sitting for a long time. However, it is not recommended to sit down and rest immediately after strenuous exercise.

Medical Trivia

1. Keep biting your tongue may be a sign of stroke

Keeping your tongue biting is not a "glutton". Once you find that you have been biting your tongue recently, or it is accompanied by If you have dizziness, headache, unsteady walking, slurred speech, etc., you should seek medical attention immediately.

2. Don’t give up on digital rectal examination during physical examination

80% of rectal cancers can be discovered through digital rectal examination, so even if there are no symptoms, people over 40 years old should have a rectal examination once a year Finger examination.

3. It is not necessary to call an expert for the first diagnosis

Experts are also ordinary people. They will not know the condition at a glance. They also need to follow the normal examination process. Therefore, if it is a common disease, you can first Basic laboratory examinations are completed in general outpatient clinics.

4 Playing with mobile phones with your head down puts 45 kilograms of pressure on the cervical spine

When the head is bent at 60 degrees, the pressure on the cervical spine will reach about 45 kilograms, which is equivalent to the weight of a 7-year-old child weight.

5. One kiss transmits 80 million bacteria. Biologists from the Dutch National Academy of Applied Sciences found that kissing for 10 seconds can transmit as many as 80 million bacteria, and these bacteria can promote the health of the immune system.

6. People who yawn together are closer

If two people are closely related, yawning will quickly pass from the first person to the second person. Yawning is less contagious among acquaintances than among strangers.

7. Shaking the legs may be a form of self-protection. Shaking the legs can not only relax the muscles of the limbs, but also relieve tension and anxiety. But uncontrollable shaking of the legs may be "restless legs syndrome".

Nutrition

1. Eating too much raw bananas may aggravate constipation

Raw bananas contain more acid, which has an astringent effect on the digestive tract and will inhibit constipation. Gastrointestinal juice is secreted and inhibits its peristalsis. Excessive intake can cause or aggravate constipation. Only ripe bananas can relieve constipation.

2. If you eat too many oranges, your skin will turn yellow

Oranges are rich in carotene. If you take too much at one time, the liver cannot completely decompose it. If the concentration of carotene in the blood is too high, it will be deposited in the The skin turns yellow in the stratum corneum and mucous membranes.

3. Rice porridge with pickles is low in nutrition

This is the most common way of eating for the elderly with poor digestion and poor appetite. Although this combination can fill you up, the nutrient content is too low. It is recommended to eat porridge with dried celery, vinegared peanuts, spinach, fungus and cucumber shreds, etc.

4. Eating too fast affects digestive function

Experts recommend taking 15 to 20 minutes for breakfast and about half an hour for lunch and dinner. For the elderly, it is best to chew each mouthful of food 25 to 50 times.

5. Eggs taste best when boiled in cold water for 8 minutes

The egg white has already solidified, the yolk has also solidified slightly, and the color is golden. Eggs in this state are suitable for all ages.

6. Do not cook soup for more than 2 hours

Too long time will increase the content of chlorine in the soup, thereby increasing the risk of gout. At the same time, the nutrients in the food will also be slowly lost.

7. Foods are not incompatible

Crabs and (cooked) persimmons cannot be eaten at the same time, lemons and shrimps cannot be eaten at the same time, spinach and tofu cannot be eaten at the same time, eggs and soy milk cannot be eaten at the same time , all are rumors.

Mother and Baby

1. Long-term mouth breathing will make the baby "ugly"

Long-term mouth breathing can easily lead to uneven teeth and upper incisors. Protruding, thick lips, stiff facial expression. Breathe through your nose as much as possible.

If you grow less than 5 centimeters per year before the age of 2.4, it is recommended to see a doctor.

School-age children from 4 years old to pre-puberty grow approximately 5 to 7 centimeters in height every year. If the child grows less than 5 centimeters in a year, he or she should seek medical treatment promptly and do not blindly think that the child will "grow late."

3. Don’t kiss your child under 5 circumstances

Doctors have always not recommended mouth-to-mouth kissing, feeding, etc., especially in 5 circumstances: 1. When there are skin scars and rashes , 2. When you have a cold; 3. When you have oral diseases, 4. When you have heavy makeup; 5. When you have diarrhea.

Use antipyretics when the temperature is above 4.385°C

It is unscientific to give children medicine as soon as they have a fever. Usually, antipyretic drugs are required when the axillary temperature is above 38.5°C, and the child's mental state should also be considered

There is a risk of "eating hands" after the age of 5.3

Still sucking fingers after the age of 3 , may lead to abnormal tooth arrangement and weak bite function, which may lead to mouth breathing, slurred speech, speech disorders and other problems.

6. Whether the baby is cold or not, touch the back

If the back of the neck is sweaty or sticky, even if the palms of your hands are cold, you have worn too much; It's cold, and my limbs are cool to the touch, so I need to put on more clothes.

7. Newborn babies do not need to sleep on pillows

Newborns have straight spines and lying flat will not cause muscle tension, so they do not need pillows. 3~4 months: pillow with a height of 1 cm; 7~8 months: pillow with a height of 3 cm; 1~3 years old: pillow with a height of 6~9 cm.