KinkTok is rife with misinformation. Here's why that's dangerous.

One day on TikTok, sex and kink educator Sunny Megatron kept hearing that in order to participate in a kink called CNC — consensual non-consent — one must give up having a safe word, a prearranged signal to interrupt a BDSM scene.

"I was horrified," said Megatron. Not only is that not true about CNC, but giving up all...