India is one of the world’s biggest vaccine producers. It supplies vaccines to many countries and played a major role during the COVID-19 pandemic by providing affordable and effective vaccines to millions. Class 8 NCERT Science Curiosity Chapter 3 Health: The ...
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Yes, Dr. Bhan was a respected Indian scientist who helped develop the Rotavirus vaccine. He worked to improve child health and promoted affordable healthcare through research and biotechnology innovations in India. Class 8 NCERT Science Curiosity Chapter 3 Health: The Ultimate ...
Stress and worry can weaken our immune system, causing headaches, stomach problems and poor sleep. They can make us feel tired, less happy and more likely to catch diseases by lowering our body’s defenses. Class 8 Science Grade 8 Chapter 3 ...
Yes, climate change can increase the spread of diseases. Warmer temperatures and changing rainfall can lead to more mosquitoes, poor air quality and water problems, causing new infections like dengue and malaria to rise. Class 8 Science Curiosity Chapter 3 Health: ...
Vaccination has eliminated many infectious diseases like smallpox and polio. But modern lifestyle choices, such as unhealthy diets, inactivity and stress, have led to an increase in non-communicable diseases like diabetes and heart problems. Class 8 Science Curiosity Chapter 3 Health: ...