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Are diseases always caused by infections? Class 8

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Science Class 8 Science 139 views May 07, 2026 Reviewed & updated Sep 17, 2026
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RBSEGuide Expert Answer

Are diseases always caused by infections? Class 8

Are diseases always caused by infections? Class 8

Answer:

No, diseases are not always caused by infections. Some are caused by poor nutrition, lack of exercise, genetics, or unhealthy habits like smoking or stress.

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