Generally, it symbolizes the relationship between the dreamer and her surroundings. If it is the muzzle of a domesticated animal, the circumstances are favorable and offer a context in which you feel comfortable and at home. If it is the muzzle of a threatening beast, you feel distressed and unable to change that which is hostile to you. If you see yourself with a muzzle in place of a human mouth, the dream expresses discomfort with the image you project to the world.
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.
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Most of the kids, ages 10 to 16 are suffering breathing disorder when they sleep. It could be sleep apnea, snoring, and other kinds of interrupted breathing disorders. It's been said that students suffering from such have problems in terms of concentrating and learning, which can surely lead to a functional impairment at their school. Even college students who do not get enough of sleep at night have worse grades. Well, sacrificing sleep in order to meet some sort of deadline can be ideal, but depriving oneself to sleep will surely impair learning, which is not good for students.