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Why do you get dizzy and black when you stand up after squatting for a long time?
In your daily life, have you ever experienced that if you squat in the toilet for too long, you will feel dizzy and black in front of you when you get up suddenly. If so, you should be alert. This may be a sign of orthostatic hypotension. -
Take you to understand polycystic ovary syndrome
Outpatient clinics often meet such female patients, obese, sporadic menstruation, long cycle, many years without contraception but not pregnant, mostly judged as polycystic ovary syndrome. So, what is polycystic ovary syndrome? What are the dangers to women? Below, take you to understand. -
Health Science Popularization of Clinicians | Can ulcer of upper digestive tract become cancerous
It's time for clinicians to popularize health science! Today we are going to talk about "Can upper gastrointestinal ulcer become cancerous?" -
How long is the best time to urinate after drinking water
Water is the source of life. Adequate water supply can ensure the normal operation of the body. But this phenomenon will be found in life. Some people seldom go to the toilet one day no matter how they drink water. Some people often go to the toilet even if they drink a little water. Their drinking water volume is not proportional to the frequency of going to the toilet. -
You should know these questions about rabies
World Rabies Day is held on September 28 every year. World Rabies Day aims to raise global awareness of rabies and advocate the eradication of rabies. The theme of this year's World Rabies Day is rabies: one health, zero death. "One health" refers to the indivisibility and interdependence of human, animal and environmental health; "Zero death", that is, the global strategic plan of "zero rabies death by 2030", emphasizes that rabies can be prevented or eliminated. -
World Alzheimer's Day | Early prevention and early treatment
The theme of the World Alzheimer's Day in 2022 will be "Know the enemy, know the friend, prevent early and be wise, and work together for the future". We will continue to focus on early screening and early diagnosis. Through publicity, we will learn about the prevention and treatment of Alzheimer's disease, and work together to overcome the problem of prevention and care of Alzheimer's disease with knowledge, respect, goodwill and help ourselves and people around us. -
Be careful, you may be infected with Helicobacter pylori
In daily life, many people are infected with Helicobacter pylori, but they do not know it. Helicobacter pylori often parasitizes in gastric mucosa. After infection, it mainly causes chronic gastritis, peptic ulcer and other diseases. It is closely related to gastric cancer, gastric mucosa associated lymphoid tissue lymphoma and other diseases, and is listed as the first class of biological carcinogens by the World Health Organization. -
Dry mouth, dry eyes and dry skin may be caused by Sjogren's syndrome
In winter, many people will have dry mouth, dry eyes and dry skin for a long time with unknown reasons. They feel that no matter how much water they drink, they can not alleviate the dry symptoms. People often attribute the causes to fire or dry weather. -
What on earth causes allergic rhinitis
Allergic rhinitis, also known as allergic rhinitis, refers to a chronic inflammatory disease of nasal mucosa with the main symptoms of paroxysmal sneezing, runny nose and nasal obstruction, which is mainly mediated by immunoglobulin E (IgE) and participated by immune active cells and cytokines of the body after susceptible individuals contact allergens. -
Don't eat hot food, or it may cause this disease
Nowadays, esophageal cancer has become a kind of malignant tumor that has to be concerned, because more and more people suffer from this kind of malignant tumor. The esophagus is the throat of the human body. When the body is uncomfortable and wants to spit out food, it must pass through the esophagus; When we eat and swallow, we also pass through the esophagus, which is enough to show that the esophagus is one of the most important parts of the human body.