Category: Medicine

  • What blood type is the rarest in the world?

    What blood type is the rarest in the world?

    Which blood group is the rarest in the world? The rarest blood group in the world is AB Rh (-). Only 1% of the world’s population has the AB negative blood type. The AB Rh- group means that the red blood cells contain antigens A and B, and that there is no antigen “D” in…

  • Which country in the world is the first to vaccinate against COVID-19?

    Which country in the world is the first to vaccinate against COVID-19?

    On Tuesday, December 8, 2020, the United Kingdom became the first country in the world to start mass vaccinations of its citizens against COVID-19. The first to receive the vaccine are healthcare workers, care home staff, and individuals over 80 years old. These individuals will be the first to receive the Pfizer-BioNTech vaccine. According to…

  • “What is an mRNA vaccine?”

    “What is an mRNA vaccine?”

    mRNA vaccines are based on a modern technology used in certain COVID-19 vaccines, such as those developed by Pfizer and Moderna. Unlike older generation vaccines, mRNA vaccines do not rely on introducing a fragment or the entire virus in a neutralized form (incapable of causing disease). Instead, they deliver to the body a isolated mRNA…

  • “Do recovered individuals need to undergo quarantine”

    “Do recovered individuals need to undergo quarantine”

    Do recovered individuals need to undergo quarantine after contact with a person infected with coronavirus (COVID-19)? Recovered individuals are not required to undergo quarantine, even after contact with an infected person. It is worth noting that recovered individuals are those who have experienced COVID-19 infection and have completed hospitalization or home isolation. Do recovered individuals…

  • ‘When did the COVID-19 pandemic start in Wuhan?’

    ‘When did the COVID-19 pandemic start in Wuhan?’

    When did the COVID-19 pandemic start? The COVID-19 epidemic started on November 17, 2019 in the Chinese city of Wuhan. Four months later, on March 11, 2020, the World Health Organization (WHO) declared it a coronavirus pandemic. By January 2020, the virus mainly occurred and spread in China. In February, it appeared in South Korea…

  • What is the name of the stress hormone?

    What is the name of the stress hormone?

    What is the stress hormone called? Unfortunately, modern times drive stressful situations for each of us. Therefore, it is worth knowing what hormone is secreted during stressful situations. The stress hormone is called cortisol, a hormone secreted by the adrenal glands when the body needs energy, which increases the level of glucose in the blood.…

  • ‘Can I eat before a gastroscopy?’

    ‘Can I eat before a gastroscopy?’

    Endoscopy is an examination of the upper gastrointestinal tract (including the esophagus and stomach). The doctor inserts a special tube into the esophagus to capture images, and it is also possible to take a biopsy of the mucous membrane. Endoscopy is considered a highly effective diagnostic procedure. How should one prepare for an endoscopy? Approximately…

  • “How much should a person sleep?”

    “How much should a person sleep?”

    Translated article: A well-known Polish proverb states that sleep is health. There is much truth to this statement, as a lack of sleep can lead to mood disorders, difficulty concentrating, and slowed reaction times. In extreme cases, a prolonged lack of sleep can cause psychosis and hallucinations. Every organism needs sleep, but the amount required…

  • “Can mosquitoes transmit the coronavirus (COVID-19)?”

    “Can mosquitoes transmit the coronavirus (COVID-19)?”

    Can mosquitoes transmit the coronavirus that causes COVID-19? The answer to this question is extremely important as we approach warmer spring and summer days, which are times when we are particularly vulnerable to mosquito bites. Therefore, it is valuable to know if there is a risk of getting infected with the coronavirus through a mosquito…

  • Does chocolate help with cough?

    Does chocolate help with cough?

    Chocolate improves mood, reduces stress, and protects blood vessels – it has many amazing properties, but did you know that this list can also be extended to treating coughs? That’s what scientists from Imperial College London have found. A control group, composed of individuals struggling with coughing, were given medications made from chocolate. Improvement was…

  • ‘Can you live without a pancreas?’

    ‘Can you live without a pancreas?’

    The pancreas is an organ that does not have its own “reserve”, like the lungs or kidneys which are vital for functioning. We only have one pancreas, and its role in the body is invaluable. However, this does not mean that one cannot live without a pancreas. In certain medical situations, such as cancer, its…

  • ‘Can you drink alcohol before or after receiving the COVID-19 vaccine?’

    ‘Can you drink alcohol before or after receiving the COVID-19 vaccine?’

    There are no contraindications or clear studies indicating danger from consuming alcohol before or after receiving the COVID-19 vaccine. However, doctors always recommend abstaining from alcohol as it may weaken the body. Most importantly, alcohol can mask certain concerning symptoms and side effects of the vaccines, such as headaches. Therefore, it is better to refrain…

  • Can Vaccination Be Done During Asymptomatic Coronavirus Infection?

    Can Vaccination Be Done During Asymptomatic Coronavirus Infection?

    Many people worry that during COVID-19 vaccination they will contract the virus asymptomatically, which will cause adverse health effects. As we know, most infections are asymptomatic and many people are not even aware that they are carriers. However, the position of the World Health Organization on this matter is clear: asymptomatic infection with the coronavirus…

  • What was the weight of the heaviest person in the world?

    What was the weight of the heaviest person in the world?

    The heaviest man in the world was likely Jon Brower Minnoch, an American who lived from 1941 to 1983. At one point in his life, he weighed a record-breaking 635 kilograms. Jon Brower Minnoch struggled with obesity from early on in his life. At the age of 12, he already weighed around 133 kilograms, more…

  • ‘Where is the liver located in the human body? On which side?’

    ‘Where is the liver located in the human body? On which side?’

    Where is the liver located in the human body? Where is the liver located in the human body? We often ask ourselves this question when we experience abdominal pain. The liver is an organ responsible for many important functions, including detoxification, vitamin storage, and bile production for fat digestion. This is basic knowledge, but over…

  • Why Should You Supplement Vitamin D?

    Why Should You Supplement Vitamin D?

    In recent years, there has been increasing talk about the importance of vitamin D supplementation. It is estimated that up to 90% of Poles may be deficient in this valuable vitamin. Below you will find a list of symptoms that may indicate a deficiency of vitamin D: Symptoms of vitamin D deficiency: fatigue, bone pain,…

  • What is the number of chromosomes in a human being?

    What is the number of chromosomes in a human being?

    How Many Chromosomes Do I Have? In the human body, there are trillions of microscopic cells, inside which there is a nucleus – a kind of “command center” of the cell. Chromosomes are also found there. How many does each person have? And what are they even needed for? How Many Chromosomes Does a Human…

  • How important is a prescription?

    How important is a prescription?

    How long is a prescription valid? How long is a prescription valid? Most prescriptions, both paper and electronic, are valid for 30 days. However, it’s important to note that this doesn’t always mean a full month of validity. For example, if you receive a prescription on May 15th, it will be valid until June 14th…

  • How long does a cold last?

    How long does a cold last?

    How long does a cold last? Answering this question is not easy. It is one of the most common illnesses in humans, and individuals react to it differently. How long does a cold last? A cold usually lasts for 3 to 7 days, although sometimes it can last up to 2 weeks. There have even…

  • What are the symptoms of sinusitis?

    What are the symptoms of sinusitis?

    Sinusitis, also known as sinus infection, is an unpleasant condition. It manifests in various ways, but is generally very bothersome. So what are the symptoms of sinusitis? And how can it be distinguished from other similar conditions? Sinusitis is caused by inflammation of the mucous membranes in the sinuses, which are located around the nose,…

  • ‘How long can you drink Cistus?’

    ‘How long can you drink Cistus?’

    Rosemary is a plant that has been used for centuries due to its beneficial properties for health. But how long can you drink rosemary tea? In our article, you will learn how long to use this plant and what potential health benefits it has. What is Rosemary and what are its properties? Rosemary, also known…

  • ‘How long is a referral valid for?’

    ‘How long is a referral valid for?’

    Referral is a document issued by a doctor that authorizes a patient to use specific medical services. It is not valid indefinitely – it has a deadline during which you can schedule an appointment with a specialist. After expiration, you will have to visit your primary care doctor again. So, how long is a referral…