Your body fights the cold by producing mucus, causing sneezing, coughing and fever. These are signs of your immune system working to remove the virus and keep your body safe from further harm. Class 8 Science Curiosity Chapter 3 Health: The ...
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Correct answer: (b) (ii) and (iii). Asthma and diabetes are non-communicable diseases. They do not spread from person to person and are caused by lifestyle or genetic factors, unlike typhoid and measles, which are communicable. Class 8 Science Grade 8 Chapter ...
Health means being physically, mentally and socially well. It’s not just about avoiding illness. A healthy person has a strong body, peaceful mind, good relationships and can handle life’s challenges with ease. class 8 science chapter 3 health the ultimate treasure ...
These Indian scientists made great contributions in medicine and health. They worked on cancer treatment, antibiotics, HIV awareness and women’s health. Their research helped improve healthcare and inspired many in science and medicine. Class 8 Science Curiosity Textbook Chapter 3 Health ...
Pathogens spread through air (cough or sneeze), water (contaminated drinking), food, insect bites, direct contact or touching infected objects. Sharing personal items or living in unclean surroundings also increases the risk of infection. Class 8 NCERT Science Curiosity Chapter 3 Health: ...