You can do just an individual challenge. Is what I'm doing too

https://hwage.co/499168/
You get to see the exact prize you can win when you enter your actual weight and high and then you can play with the weight you want to loose the time you'll need until you find the right bet for you

Use my referal link and you'll get another 40$ bucks added to your prize

https://hwage.co/499168/
(you will not get this extra 40$ if you don't use my invitation link)

Hi Fran, we offer both inidividual and team challenges. Our most popular challenge is the personal HealthyWager challenge. You can find out more about that here: https://www.healthywage.com/weight-loss-bet/name-your-own-prize/ Please let us know if you have any other questions.