Answer:
it is also called the Musculoskeletal system
Explanation:
Answer:
an everyday problem
Explanation:
because we get problems everyday and solve them
True, sleep problems indeed are a quite often occurence among children as well as adults - they do occur quite often but don't necessarily occur all the time for people to whom it does happen. At the same time, when someone suffers from sleep problems, this doesn't necessarily mean that he cannot sleep at all.