It depends how old you are or how deep the lines are. As long as they're just lines, there are some very good anti-wrinkle cream out there, like Nivea Q10, for example. It works a treat for me.
But if I had really bad deep lines, I'd be the first one down the clinic for some botox! :))

Good luck!

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I am 20, and have forehead wrinkles too. I use Origins Youthtopia wrinkle serum. After a week, the wrinkles were almost completely invisible.

Good luck!

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If you think there was a normal way, wudent everyone do that instead of injecting themselves and buying costly creams duh