TODAY’s Never Have I Ever series offers guidance about procedures and practices our trusted health experts would never participate in. Discover why they should be avoided and which healthy practices you should turn to instead.

The promise of frizz-free hair is a tempting one. From smoothing balms to humidity-fighting sprays, there’s a seemingly endless supply of products that promise to do the trick — some more potent than others.

One in particular, the keratin treatment, also known as a Brazilian blowout or Brazilian keratin treatment, delivers sleek and shiny strands by coating the hair shaft and sealing it with heat. While its results can last for months, getting a keratin treatment while trying to conceive can be risky, Dr. Lucky Sekhon , a board-certified OBGYN, endocrinologist an

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