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Human Health & Diseases in One Shot (NCERT) Video Lecture | Biology Class 12 - NEET

158 videos|393 docs|239 tests

FAQs on Human Health & Diseases in One Shot (NCERT) Video Lecture - Biology Class 12 - NEET

1. What are some common human diseases?
Ans. Some common human diseases include the flu, common cold, tuberculosis, malaria, and diabetes. These diseases affect a large number of people globally and can have significant impacts on individual health and well-being.
2. How are infectious diseases transmitted?
Ans. Infectious diseases can be transmitted through various means, such as direct contact with an infected person, airborne droplets, contaminated food or water, and insect bites. It is important to practice good hygiene, such as washing hands regularly, to prevent the spread of infectious diseases.
3. What is the role of vaccines in preventing diseases?
Ans. Vaccines play a crucial role in preventing diseases by stimulating the immune system to produce antibodies against specific pathogens. This helps the body recognize and fight off the pathogens more effectively, reducing the risk of infection and disease. Vaccination has been successful in eradicating or significantly reducing the incidence of several diseases, such as polio and measles.
4. Can non-communicable diseases be prevented?
Ans. Yes, non-communicable diseases can be prevented through various lifestyle changes and interventions. Adopting a healthy diet, engaging in regular physical activity, avoiding tobacco and excessive alcohol consumption, and managing stress are some of the key preventive measures. Regular health check-ups and screenings can also help detect early signs of non-communicable diseases, improving the chances of successful treatment.
5. What are the symptoms of a heart attack?
Ans. The symptoms of a heart attack can vary, but commonly include chest pain or discomfort, shortness of breath, nausea, lightheadedness, and cold sweats. It is important to seek immediate medical attention if you experience these symptoms, as prompt treatment can significantly improve the outcome.
158 videos|393 docs|239 tests
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