Question

what are the basic reason which cause disease in our body (give example)​

Answer 1

Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They're normally harmless or even helpful. But under certain conditions, some organisms may cause disease.

Answer 2

Explanation:

There are so many reason

1)Lack of hygiene

2) eating junk food

3) not doing mediation/yoga

4) Less awareness toward health

5) No proper timetable for eating,sleeping,work

6) Not doing any physical activity like playing outside with friend

7)Busying in mobile so much