Like walls and fences, it is symbolizing the inaccessibility of something. The repetition of this image points to the inability to move forward on the path undertaken. The area you cannot reach because of the barrier is the higher reality you want to achieve. Something is interfering with your path, preventing you from getting what you really want in life.
Gallery of dreams
Body reactions during sleep
Most of us must have experienced hallucinations or night mares. When we experience such dreams we are unable to move or react. This stage is referred to as sleep paralysis. This type of dream occurs in between wakefulness and REM. As it occurs during the REM stage, it causes complete muscle weakness preventing the individual reacting to the 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.