Calm and collective. Counseling also.
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Piercing your ears with a needle that has been washed thoroughly with soap and water
That is known as fertilization
Falling down stairs, cooking, eating
Answer:
From what I found, it mostly causes tooth discoloration, but no real tooth decay / rotting / etc.
If you are worried though I suggest contacting your doctor and dentist! That is the best route to go, since medications affect everyone different!
Explanation: