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Showing posts from February, 2025

DO TREES TALK?

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Do Trees Talk? The idea that trees communicate might sound like something from a fantasy novel, but scientific research suggests that trees do, in fact, "talk" to each other. They do not use words as humans do, but they communicate through a vast underground network of fungi known as the mycorrhizal network, often called the "Wood Wide Web." Through this network, trees share nutrients, send distress signals, and even support weaker or younger trees. For example, when a tree is attacked by insects, it can release chemical signals through the air to warn nearby trees, prompting them to produce defensive chemicals. Similarly, parent trees have been observed to send extra nutrients to their seedlings, ensuring their survival. Trees also communicate through their leaves by releasing volatile organic compounds (VOCs) that can serve as warnings or attract beneficial insects. Studies have shown that when one tree is under attack by pests, neighboring trees begin...

Hepatitis A: Causes, Symptoms, and Prevention

Hepatitis A: Causes, Symptoms, and Prevention Hepatitis A is a highly contagious liver infection caused by the Hepatitis A virus (HAV). Unlike other forms of hepatitis, it does not lead to chronic liver disease, but it can cause severe illness, especially in adults. The infection spreads primarily through contaminated food, water, or close contact with an infected person. How Does Hepatitis A Spread? The fecal-oral route is the main mode of transmission, meaning the virus is excreted in the stool of infected individuals and can spread when: A person consumes food or water contaminated with HAV. An infected person prepares food without proper handwashing. There is close personal contact with an infected individual, such as in households or childcare centers. Symptoms to Watch Out For Symptoms typically appear 2–6 weeks after exposure and can range from mild to severe. They include: Fatigue and weakness Nausea and vomiting Abdominal pain, especially near the liver Loss of appetite Jaundi...

INFLUENZA

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Hi Folks!! Follow our blog on   Instagram Influenza Influenza, commonly known as the flu, is a contagious respiratory illness caused by influenza viruses. It primarily affects the nose, throat, and lungs . Types of Influenza Viruses: Influenza A: Can infect humans, birds, and animals. Responsible for pandemics. Subtypes include H1N1, H3N2. Influenza B: Primarily affects humans. Causes seasonal outbreaks but not pandemics. Influenza C: Milder infections. Does not cause epidemics. Influenza D: Primarily affects cattle. Transmission: Direct contact: Touching infected people or surfaces. Airborne: Inhaling respiratory droplets from coughs or sneezes. Contact with contaminated surfaces. Symptoms: Fever Cough Sore throat Runny or stuffy nose Muscle aches Fatigue Headache Vomiting and diarrhea (especially in children) Complications: Pneumonia Bronchitis Sinus and ear infections Worsening of chronic health conditions Diagnosis: Physical examination Rapid influenza diagnostic tests (RI...