This information is taken from Elle Magazine.
Many people have been having this thought. The science have manage to prove the myth wrong.
Myth: When you pluck out one white hair, three more will grow in its place.
Fact: False, "white hair is a result of a malfunction of melanocytes (pigment-producing cells), "says Ho. It's definitely not associated with the growth of the hair. Plucking one strand will not stimulate more hair to grow.
Therefore just pluck all you want. I always love to pluck out my white hair. My friend did told me about this myth. I did not believe it so I forget about this myth until i saw this myth today again.