Doctors said the meningiomas could be linked to the woman using the contraceptive injections -- which she had been receiving regularly for 21 years, in order to avoid getting monthly periods A woman said she "regrets" ever getting birth control shots after she was diagnosed with four brain tumors, which her doctors said could be linked.

When a teen girl recently posted on TikTok about the "pros and cons of birth control," almost 120,000 people hit the "like" button.