Diseases are caused by germs, poor diet, unhealthy lifestyle or lack of hygiene. They are of two main types: communicable (spread from person to person) and non-communicable (do not spread, like diabetes). Class 8 Science Curiosity Chapter 3 Health: The Ultimate ...
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Dr. Kamal Ranadive was a famous biomedical researcher. She studied how cancer spreads and how viruses and hormones affect it. Her work promoted cancer awareness and showed how lifestyle impacts disease prevention. Class 8 Science Curiosity Grade 8 Chapter 3 Health ...
The boy felt lonely after changing schools and had no friends. He used his phone more, felt worse and developed headaches, weight loss and sleep problems. Loneliness and screen time caused his health issues. Class 8 NCERT Science Curiosity Chapter 3 ...
Antibiotics only kill bacteria, not viruses. Cold, cough and flu are caused by viruses. Taking antibiotics unnecessarily can lead to resistance, making bacteria stronger and harder to treat in the future. class 8 science chapter 3 health the ultimate treasure question ...