Reasons-.

1) Last batch academy year.

2) notification given 3 month ago, but we thought exam will be in sep as it's last year.

3)CBSE board completed on June. And school exam and neet is not same.

4) CUET and other entrance exam are clashes ar around to NEET exam dates.

5)Many state have suffering rainy season disaster.

6)Last year candidates who's gone under counciling process but not get desirable medical seat, want reappear so need time for preparation!

7) have alotof reason which can't explain here!