If you’re still using a really old hair straightener that you’ve had for years, you might want to throw it in the trash. A ...

“Using olive oil as a conditioner every day for a week,” he says, “might help you see some improvement in the silkiness or ...

But truly great dry shampoos will do all this while also adding freshness and oomph back into days-old hair: A product like Klorane’s powder puts the “shampoo” in dry shampoo (I’ve used it ...

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Also, because of the extra volume of hair your head may be carrying, the mixture of old hair (that hasn’t fallen out as soon as it usually would) and new hair growth can cause the two different ...

Finally, hair enters the exogen phase. “This is when old hair sheds to allow for new growth,” says Turegano. “At any point in time, about ten to fifteen percent of scalp hairs are in the ...

Our testers arrived with at least two-day-old hair and added hair oil to their roots if necessary. They rubbed blotting paper on their roots before and after application to assess how effectively ...

And the same can be said of the colourists - like Harriet Muldoon, who takes your tired old hair and returns it to you looking brighter, shinier and distinctly less mousy. Her newest trick is the 'sun ...