Source Endurance

Source Endurance

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Cycling, gravel and multisport coaches who you toward your individual goals, physiology, strengths and weaknesses, time limitations and other constraints.

Operating as usual

Photos from Source Endurance's post 01/24/2025

Shout out to Source Endurance athlete, Dylan Zakrajsek on his training and racing thus far in Europe on the CX circuit representing Team USA.

Dylan was one of the 21 athletes chosen to compete in the UCI Cyclocross World Championships for Team USA, which gets underway next week! Together with his SE Coach Matt Hill we'll be cheering loudly from here! Go Dylan!

PC: Danny Awang

01/22/2025

Did you know we not only work with individuals, but also coach cycling teams?? Here's a peek behind-the-scenes at our Winter Cycling Camp with San Diego Bicycle Club https://www.youtube.com/watch?v=Lzm7ZJeqBZU

VO2 Max Testing with Source Endurance in San Diego 01/20/2025

As we remember the words of Martin Luther King, Jr. today, we want you to DREAM big this year. Join us in the lab for testing to see what's 'under your hood!' and let's start your New Year off right!

Source Endurance has been a longtime partner with San Diego State University and we are offering performance testing for all athletes.

-VO2 Max Testing
-Lactate Threshold Testing
-DEXA Scans

This is a great time of year to get baseline data to help you tailor your training approach to meet your upcoming 2025 goals!

VO2 Max Testing with Source Endurance in San Diego VO2 max measures your maximal oxygen uptake and utilization. This is a great time to get baseline data to help you optimize your training to meet your goals.

The Trajectory of a Junior Cyclist 01/17/2025

Coach Zack began his racing career early, and by 15 was already being coached through his workouts and following a training plan. He gained his Cat 1 upgrade right before he left for college, and then went on to signing professional contracts with teams like Clif Bar and Elevate Pro Cycling. Read his story, along with his recommendations for junior racers and their parents.

The Trajectory of a Junior Cyclist Junior cyclists that want to commit can find a junior program, do some talent ID camps, travel, race, and seek opportunity and support on many paths.

Exercise in Wildfire Smoke: Poor Decision? 01/15/2025

We have been thinking about all our athletes affected by the wildfires in Los Angeles this week. If you're wondering if you should be riding outdoors right now, here's a blog coach Zack wrote about it when he faced wildfires in the Denver area.

Exercise in Wildfire Smoke: Poor Decision? Exercise in wildfire smoke can be an insidious threat to performance and health. Learn some practical health tips and how to protect yourself and keep training.

4 Week Panic Training Plan: Rock Cobbler 01/14/2025

The Rock Cobbler is 4 weeks away!! Coach Adam has a plan for you to toe the start line knowing you're ready for an epic day in the saddle. At just $29 its a no-brainer. Get on it!👇

4 Week Panic Training Plan: Rock Cobbler The Rock Cobbler is 4 weeks away and you're feeling... anxious. What to do Dial up this plan and toe the start line knowing you're ready for an epic

Cycling Training Plans - Source Endurance 01/13/2025

Save 20% on a BWR Training Plan!

If you've registered for one of the Belgian Waffle Rides or the BWR Series, now is the time to start training! Our coaches have designed several training plans depending on your time to train and when your first race is! Shop now and save 20% with code SURVIVEBWR2025 on any BWR training plan on TrainingPeaks!

Cycling Training Plans - Source Endurance Cycling training plans are designed by our licensed cycling coaches who have advanced degrees in applicable fields and years of experience coaching pro cyclists

Unlock personalized nutrition insights from Lactate testing and DEXA scans 01/12/2025

Did you know we offer performance testing for all athletes? Whether a cyclist or an F1 racer, we can set up tests at the lab at SDSU to help you (and your coach) optimize your training and discover your capacity. These tests also provide key indicators for personalizing nutrition strategies. Learn more from Coach Kristen in this latest blog:

Unlock personalized nutrition insights from Lactate testing and DEXA scans Performance testing doesn't just help us optimize training and discover our capacity as athletes, these tests also provide key indicators for personalizing nutrition strategies

01/10/2025

In case you missed it, Coach Kristin dropped an insightful post all about the benefits of taking Creatine supplements and building muscle for cyclists. Tap here to watch and learn why Creatine should be part of your training plan! 👉 https://www.youtube.com/shorts/czHTvMHXeHA

USA Cycling Unveils 2025 UCI Cyclocross World Championships Team 01/09/2025

Congratulations to Source Endurance athlete Dylan Zakrajsek and his Coach Matt Hill as Dylan was one of the 21 athletes chosen to compete in the UCI Cyclocross World Championships later this month for Team USA!

USA Cycling Unveils 2025 UCI Cyclocross World Championships Team Twenty one athletes but just four Elites will represent USA Cycling at the 2025 UCI Cyclocross World Championships. See the full team.

Coach Gilberto Cortez 01/05/2025

We're excited to announce that we've added a new coach to the Source Endurance roster: Gilberto Cortez! Gilberto is a USA Cycling Level 1 Certified Coach and a TrainingPeaks Level 2 Certified Coach, and he began his coaching journey in 2014, transitioning from competitive athlete to coach to share his passion for the science of performance. Learn more about Gilberto and how you can begin working with him as your coach today!

Coach Gilberto Cortez Gilberto Cortez: USA Cycling Level 1 Coach, TrainingPeaks Level 2 Certified Coach. Road, Criterium, Time Trial, Gran Fondo, XC MTB, Marathon XC MTB, Gravel

How to make mountain biking friendlier | Trek Race Shop 01/03/2025

Coach Nikki Peterson isn’t just an amazing Source Endurance coach — she’s also a passionate advocate for getting more women into mountain biking! Nikki shares all about her work with NICA, a nonprofit dedicated to promoting youth mountain biking events and programs across the country. Read it in this Trek Race Shop article:

How to make mountain biking friendlier | Trek Race Shop The home of Trek Factory Racing, and all the Trek programs. Whether its road, XC, enduro, downhill, freeride, cyclocross or triathlon, you’ll find a Trek athlete, racing for the win.

Coaching Consultation - Source Endurance 01/01/2025

New Year, New Goals! Why not make 2025 your year to shine? Start working with a coach for as little as $99 a month and get personalized training, expert guidance, and a clear plan. Whether you're aiming to improve endurance, strength, or race results, we can make all the difference in achieving your resolutions. Ready to kickstart your best year yet? Book a FREE coaching consult today!

Coaching Consultation - Source Endurance Coaching Consultation SCHEDULE A FREE CONSULTATION Do you want to know more about how custom concierge coaching works? Are you unsure which one is best for you? Sign up for a free coaching consultation and we'll help match you with the right coach and program to fit your individual needs.

Photos from Source Endurance's post 12/30/2024

We're excited to announce that the San Diego Bicycle Club has chosen Source Endurance to be their coaching partner again next season! We wrapped up their team camp earlier this month, led by Coach Adam and Coach Sofia, and everyone is looking forward to 2025!

12/29/2024

Proud coach moment! We're excited to announce that Coach Adam will be teaching SDSU San Diego State University this semester. The course is called the Care and Prevention of Athletic Injuries. Adam has been teaching courses and clinics for endurance athletes, coaches and students, but this will be his first full semester teaching at SDSU. Kudos to Coach Adam! Click here to learn more about him and the types of athletes he works with.➡️ https://source-e.net/our-coaches/adam-mills/

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The Source Endurance Difference

As part of the Source Endurance family, the focus is on you. We strive to help each client set realistic goals. Then, using a training approach based on your lifestyle, cutting edge science, and an unprecedented attention to detail, we begin the process of achieving those goals. Your SE Consultant will build a personal relationship with you and help to keep you motivated based on our knowledge of you, your pursuits, and our individual experiences with you.

Our training is tailored to optimize the productivity of the time each client has to train.

Our training process is goal driven and continuous.

We develop a comprehensive plan for each client that spans twelve month cycles and allows for off-peak focus on necessary areas of improvement.

Videos (show all)

Source Endurance New Kit 2024!
Source Endurance athlete Cory Williams took the W at the Caribbean Elite Road Championships this weekend!! Way to go Cor...
This week, our athlete spotlight goes to Felix Fontes, coached by Adam Mills. Felix competed in Hotter than Hell, the Ga...
As winter approaches, now is the perfect time to assess your 2024 season, set realistic goals, and set up a solid traini...
A huge shout out to our Source Endurance athlete of the week, Jerry Bueno who competed at the 100 mile FoCo Fondo this s...
It's been almost a month since our Junior Development Training Camp!! Our Junior Development Road Camp held in partnersh...
TGIF!! Who else is taking some R&R this weekend?😌Recovery days are often overrated but are crucial to criterium racing. ...
SE BWR 9x16.mp4
The USA Cycling Junior Development Racing Gravel Camp kicks off Memorial Day weekend in Bentonville, Arkansas at Thaden ...
Congrats to Source Endurance athlete Jerry Bueno of Austin, TX @teambuenoatx on completing the Mid-South Double race las...
Chula Vista Elite Athlete Training Center USA Cycling Athlete Development Pathway (ADP) Junior Development Road Camp. ht...

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San Diego, CA

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm