Aren't I too young to be facing depression?

I'm 16 years old and quiet a lot have been going on in my life. I feel I'm way too young to be facing depression but the symptoms perfectly match. Symptoms of depression:
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you can’t sleep or you sleep too much
you can’t concentrate or find that previously easy tasks are now difficult
you feel hopeless and helpless
you can’t control your negative thoughts, no matter how much you try
you have lost your appetite or you can’t stop eating
you are much more irritable, short-tempered, or aggressive than usual
Aren't I too young to be facing depression?
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