A roof is a sign of protection from external circumstances. On the contrary, it could also damage you in a sense: your protection prevents you from enriching yourself with new experiences. Depending on the feeling that you get (pleasant or unpleasant), the meaning of the dream can lean to one or another possibility. In the first case, the subconscious is communicating that you should open your mind to new ideas, but in the other, you will not advance enough.
Gallery of dreams
In most kids, lack of sleep can surely result to ADHD (Attention Deficit Hyperactivity Disorder), which is the opposite with the adults. Children between 7 and 10 who gets less than 8-hours of sleep every night will likely to become inattentive, impulsive and hyperactive. Their sleeping patterns can easily affect their brain.
Sleeping can help with the overall well-being than avoiding irritability. A lack of sleep can easily contribute to depression, but having a good one could easily change your mood or alleviate your anxiety. With a good night's sleep, you'll surely have emotional stability and balance.