No, armpit hair does not grow faster than head hair.
While individual hair growth rates can vary, on average, head hair grows faster than armpit hair. Here's a breakdown:
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Head Hair: Grows approximately 1 inch per month, which translates to about 0.5mm per day.
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Armpit Hair: Grows at a rate of approximately 0.27mm per day.
Therefore, head hair has a significantly faster growth rate compared to armpit hair.