Obsessive–compulsive disorder (OCD) is amental disorder where people feel the need to check things repeatedly, perform certain routines repeatedly (called "rituals"), or havecertain thoughts repeatedly. People are unable to control either the thoughts or the activities for more than a short period of time.
Answer:
You should hold a tennis racket with a forehand grip
Some times the equipment is broken or doesn’t work as good as you like
Answer:
try to reduce life stressor
Explanation:
that was a guess btw
