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Sometimes, we feel good even without taking any medicines and sometimes we need to consult doctor and take regular medicines in sickness. Why is it so? |
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Answer» It is because some diseases are not so serious and are not caused by very HARMFUL pathogens and our immune system is strong enough to FIGHT againt them and PROTECT us but some harmful organisms when enters our body our immune system is unable to fight against them as it is not use to. |
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