Baby Water monitor seems sick,i need help im new at this.

hi my name is frank and i just started owning monitors, i just got my self a baby water monitor hes about 8-9 inches long,i have all the things that it needs ,spot light and uv light and clean water,i noticed that this little guy sleeps alot! sleeps alot and he takes a while to wake up sometimes he walks with hes eyes close or he opens one eye and the other one stays shot , im feeding him crikets and worms , so far he ate lastnight he ate around 7 crikets lastnite ,but today hes not eating so far, i dont understand y he sleeps so much! he has no mocus or nothing wrong with hes skin and hes in good chape ,hes just like sleepy alot, i was told it was because it was kinda tired and needed to recover from the trip it came from,hes stressed out big time,im worrie about him,what should i do? hes got the temp lighting and food.