To hear footsteps that draw closer or farther away, without being able to see who is walking, indicates the fear that some external agent out of your control invades, or negatively affects, your vital space. It denotes insecurity in your environment. Perhaps the dream is advising you to take a step forward in some area of your 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.
If you want to go on a diet, you might want to have enough of sleep. The researches show that people who are on a diet and rests well, relatively lost more fat, of about 56% than those who deprived themselves to sleep. When you sleep well, your metabolism also works well, certain hormones will go up in your blood and drive your appetite.