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Hair myths circulate like urban legends, but which horror stories are just hype? Before you toss your favorite shampoo or swear off color, separate fact from fiction.

1. True or False? Frequent Trims Make Your Hair Grow Faster
FALSE. “Hair grows from the roots, not the tips,” says Michael Wright, senior research scientist at Nexxus Salon Hair Care. A trim removes split ends to prevent them from moving farther up the hair shaft, saving you from having to cut more to eliminate the damage. Keep your hair healthy in the first place with conditioning treatments and sun and heat protectors, says Saurabh Desai, principal scientist at Aveeno Nourish+.

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