|
1.
|
Drugs
(1500)
|
||||||
|
2.
|
lack of sleep
(1071)
|
|
3.
|
Distractions
(1000)
|
|
4.
|
hunger
(821)
|
|
5.
|
boredom
(714)
|
|
6.
|
Stress
(536)
|
|
7.
|
Disinterest
(429)
|
|
8.
|
alcohol
(429)
|
|
9.
|
Internet
(429)
|
|
10.
|
Dyslexia
(429)
|
|
11.
|
TV
(393)
|
|
12.
|
Poor Teachers
(321)
|
|
13.
|
Close-Mindedness
(321)
|
|
14.
|
Noise
(286)
|
|
15.
|
laziness
(250)
|
|
16.
|
|
|
17.
|
|
|
18.
|
Rude Classmates
(214)
|
|
19.
|
Illiterate
(214)
|
|
20.
|
|
|
21.
|
Exercising
(214)
|
|
22.
|
Short Attention Span
(214)
|
|
23.
|
|
|
24.
|
Drug and Alcohol Use
(214)
|
|
25.
|
Add
(214)
|
|
26.
|