The pitch on her social media videos is that young women can make thousands of dollars by donating their eggs. But NBC Bay Area investigative reporter Hilda Gutierrez looks into the California doctor ...

You can make good money from donating plasma or sperm on a regular basis. Other donations and scientific experiments can pay thousands of dollars.

Fertility clinics are targeting Gen Zers who want to be parents someday — but freezing your eggs in your 20s comes with a cost.