When the brain is at an adolescent stage, the misunderstand me can be very fatal. Many teenagers, don't understand that when the brain is at this stage of developing, taking drugs, and drinking alcohol, can damage the areas left in your brain.
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Mood swings, increased aggression and increased self-esteem. The others are not emotional changes but physical
There is a risk of being exposed to contaminated mucus from the trachea of the patient and hence being exposed to the patients disease which can be viral and bacterial.
There are no answers to choose from so I can’t really help.