He should work on his arm reach and the height he jumps. Arm reach will get your hand to the ball and the height that you jump will get your body there.
<em>Your Answer: </em>Declan should work on his Power because if he can't manage to spike the ball over the net, this means that he his not using enough power to do so.
Answer: Ambulatory monitoring of the electrocardiogram in 100 healthy 14 to 16 year old boys showed heart rates ranging from 45 to 200 beats/minute during the day and from 23 to 95 beats/minute during sleep.