Meet Danielle and Thomas who are fans of this extreme diet!
Meet Heather, a once anti-vaxxer who turned into advocate for vaccines.
Check out Laura's incredible before and after pictures.
Dietician Malina Malkani and family doctor Dr. Deborah Gilboa weigh in on the “75 Hard” challenge!
Heather and her husband Ben have different views on getting the COVID vaccine
Ben doesn't want to get the vaccine, and doesn't want to vaccinate his daughter.
The “75 Hard” challenge is popular on TikTok and trending amongst kids
Heather is pro COVID-19 vaccine and her husband Ben is anti.