Sizzlin' SummerCise Challenge & Kids TRYathlon

presented by Comcast NBCUniversal  and Vertex


May 31 - June 20, 2021

benefiting Miles for CF

Sizzlin' SummerCise Challenge - Run/Walk

Distance in Miles

2,370.89 miles

Sizzlin' SummerCise Challenge - Recreation

Active Time


Sizzlin' SummerCise Kids TRYathlon

Active Time (enter in minutes)



Raised of $2,500



SummerCise [suhm-er-size] 
An outdoor physical activity (competitive or recreational) most commonly engaged in between Memorial Day and Labor Day.


The Sizzlin' SummerCise Challenge & Kids TRYathlon is a unique virtual event experience for the entire family.


Whether outdoor exercise is already a regular part of your life, you're ready to start a new exercise routine, or you're looking for a fun activity for the kids, this event is for you!

Join your fellow SummerCisers on a virtual journey from the backyard to the beach!  Along the way enjoy games, compete for prizes, and collect your vacation supplies.


Reach your Personal Activity Goal to enjoy a Virtual Beach Vacation!

Sizzlin' SummerCise Challenge

Choose A Division

Run/Walk - engage in some friendly competition with fellow runners and walkers. SummerCisers in this event are challenged to log 65 miles or more.  Individuals and Teams (3-6 members) are welcome.


Recreational - participants in this division are challenged to log a minimum of 30 minutes of moderate outdoor activity 5 days each week.  Any activity counts.  Mow the lawn, play tennis, walk, ride a bike.  Individuals and Teams (3-6 members) are welcome.

Sizzlin' SummerCise Kids TRYathlon

Ages 6 and up are challenged to be active a total of 60 minutes every day. 


Choose from any or all of these categories:


Outdoor Play - no pre-planning or organization necessary here.  Any active outdoor play time counts.

Organized Activities - structured, pre-planned activities.  Team sports (games or practice), lessons or classes, or organized events.

TRY Something New - Any outdoor play or organized activity counts as long as it's something new and different.


Included With Registration

  • Soft cotton/poly blend shirt (available in Men's,  Women's, and Youth Sizes)
  • Custom Medal for all participants
  • Free entry into weekly contests with a chance to win prizes
  • Free shipping for shirts and medals
  • Exclusive pricing and pre-sale access to registration for the 2021 Big Peach Sizzler (in-person and virtual event options).
  • Personalized Finisher Certificate
  • Printable Activity Tracker (Kids TRYathlon)
  • Virtual Beach Vacation for all finishers

Registration Savings & Special Offers

  1. Family Pack - families of 3 members or more save $5 on each registration when all members register during the same transaction.
  2. Referral Rewards Program - invite 5 friends to register to earn a $20 rebate.  Just share your unique URL (found in your confirmation e-mail) with friends and family.  
  3. Kids Helping Kids Fundraiser - Kids raising $65 to help support kids living with CF participate in the Kids TRYathlon for only $5.  (Instructions for setting up a qualifying online fundraiser are included in the registration confirmation email.)

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