What’s old is new again — it’s true when it comes to fashion and once in a while, beauty products too. You might remember Sun-In from its heyday in the ‘80s and ‘90s — well, spray-in hair lighteners ...

Some home remedies, like lemon and salt spray, may help your hair become sun-bleached more quickly. Over-the-counter hair-lightening products are also available. Health writer Adrienne ...