BrightStar

Browse All Events

Discover conscious gatherings

events

Yoga
Meditation
Breathwork
Qigong
Tai Chi
Sacred Music
World Music
Medicine Music
Sound Healing
Ecstatic Dance
Popular Destinations
BaliSedonaLos AngelesCosta RicaNew YorkSan FranciscoAustinMiamiJoshua TreeTulum
View All CategoriesView All Destinations

Explore All Features

Powerful tools to grow your events

Platform Features

Smart Dynamic Pricing
Ticket Categories
Assigned Seating
Abandoned Cart Recovery
Visitor Recovery
Donations & Sliding Scale
Affiliate Engine
Ticket Scanner
Coupon Codes
Custom Questions
Ticket Sharing
Upsells & Add-ons
Analytics & Reporting
Email Sequences
Waitlist / Notify / Remind
People & Places
Artists & TeachersEvent OrganizersVenues & StudiosKnowledge BaseGlossaryInspiration
View All FeaturesAbout Us
PricingBlog
Language
Saved events
Browse All Events

events

YogaMeditationBreathworkQigongTai ChiSacred MusicWorld MusicMedicine Music

Popular Destinations

BaliSedonaLos AngelesCosta RicaNew YorkSan Francisco

People & Places

Artists & TeachersEvent OrganizersVenues & StudiosKnowledge BaseGlossaryInspiration

Platform Features

Smart Dynamic PricingTicket CategoriesAssigned SeatingAbandoned Cart RecoveryVisitor RecoveryDonations & Sliding ScaleAffiliate EngineTicket ScannerCoupon CodesCustom QuestionsTicket SharingUpsells & Add-onsAnalytics & ReportingEmail SequencesWaitlist / Notify / Remind
View All FeaturesAbout Us
PricingBlog
Log inFind EventsHost Events
  • Browse All Events
  • For Seekers
  • Yoga
  • Meditation
  • Breathwork
  • Qigong
  • Tai Chi
  • Sacred Music
  • World Music
  • Medicine Music
  • Sound Healing
  • Ecstatic Dance
  • Retreats
  • Workshops
  • All Categories →
  • Bali
  • Sedona
  • Los Angeles
  • Costa Rica
  • Tulum
  • Byron Bay
  • San Francisco
  • Austin
  • New York
  • San Diego
  • Denver
  • Seattle
  • Portland
  • Miami
  • All Cities →
  • Join the Movement
  • Sell Globally
  • For Creators
  • For Teams
  • For Writers
  • For Teachers
  • For Kirtan Artists
  • For Studios
  • For Festivals
  • For Retreat Centers
  • For Nonprofits
  • Brand Ambassador
  • Case Studies
  • Free Ticketing
  • Elevate
  • Amplify
  • 500K+ Buyer Network
  • Abandoned Cart Recovery
  • Smart Dynamic Pricing
  • Ticket Categories
  • Recurring Events
  • Assigned Seating
  • Affiliate Engine
  • Waitlist / Notify
  • Ticket Scanner
  • Embed Widget
  • Event Syndication
  • Message Center
  • Integrations
  • Reports
  • All Features →
  • About
  • The Ecosystem
  • Blog
  • Glossary
  • Inspiration
  • Help Center
  • Contact
  • API Docs
  • Brand Assets
  • Careers
  • Press
  • Terms of Service
  • Privacy Policy

Events

  • Browse All Events
  • For Seekers
  • Yoga
  • Meditation
  • Breathwork
  • Qigong
  • Tai Chi
  • Sacred Music
  • World Music
  • Medicine Music
  • Sound Healing
  • Ecstatic Dance
  • Retreats
  • Workshops
  • All Categories →

Destinations

  • Bali
  • Sedona
  • Los Angeles
  • Costa Rica
  • Tulum
  • Byron Bay
  • San Francisco
  • Austin
  • New York
  • San Diego
  • Denver
  • Seattle
  • Portland
  • Miami
  • All Cities →

For Creators

  • Join the Movement
  • Sell Globally
  • For Creators
  • For Teams
  • For Writers
  • For Teachers
  • For Kirtan Artists
  • For Studios
  • For Festivals
  • For Retreat Centers
  • For Nonprofits
  • Brand Ambassador
  • Case Studies
  • Free Ticketing
  • Elevate
  • Amplify

Features

  • 500K+ Buyer Network
  • Abandoned Cart Recovery
  • Smart Dynamic Pricing
  • Ticket Categories
  • Recurring Events
  • Assigned Seating
  • Affiliate Engine
  • Waitlist / Notify
  • Ticket Scanner
  • Embed Widget
  • Event Syndication
  • Message Center
  • Integrations
  • Reports
  • All Features →

Company

  • About
  • The Ecosystem
  • Blog
  • Glossary
  • Inspiration
  • Help Center
  • Contact
  • API Docs
  • Brand Assets
  • Careers
  • Press
  • Terms of Service
  • Privacy Policy
BrightStar
© 2026 BrightStar. All rights reserved.
Race-guides

From 70.3 To Ironman | Do This To Up your Distance!

GT
Global Triathlon Network
May 18, 2025
7 min read

Transitioning from a 70.3 triathlon to a full Ironman is a significant milestone in an athlete's endurance journey. While the distance may seem daunting, the leap can be both exhilarating and rewarding with the right preparation. This article delves into key aspects of training, nutrition, and mental readiness that can help you make this transition smoothly. With expert insights and practical tips, you'll find yourself not only ready for the challenge but also enjoying the process of stepping up your distances. Let's explore what it takes to tackle the full Ironman distance with confidence!

Read · 8 sections

Double The Distance = Double The Training?

One of the first considerations when moving from a 70.3 to an Ironman is the training volume. While it may seem intuitive to simply double your training, the reality is a bit more nuanced. The increase in distance requires not just more time spent training but also a strategic approach to managing fatigue and recovery. It's essential to gradually increase your workload to avoid injury and burnout.

For your long workouts, aim to progressively build your longest swim, bike, and run sessions. For example, if you're comfortable with a 1.2-mile swim in a 70.3, begin including 2.4-mile swims in your training, incorporating at least one long swim every three weeks. Similarly, extend your long bike rides to 100 miles and gradually build your long runs to 20 miles.

Incorporate periodization into your training plan, allowing for recovery weeks where your volume decreases to help your body adapt. A well-structured approach ensures that you can handle the increased demands of Ironman training while enjoying the journey rather than feeling overwhelmed.

The Swim

Swimming for an Ironman involves more than just endurance; it requires mastering technique and efficiency over the long distance. In a 70.3, you might focus primarily on completing the swim, but in a full Ironman, your goal should be to conserve energy for the bike and run that follow. Develop a strong foundation in open water swimming, as race day conditions can vary significantly from the pool.

Practice sighting while swimming to ensure you stay on course in open water. This skill is critical during an Ironman, where navigating through waves and other competitors can be challenging. Aim for at least one long swim per week, gradually increasing the distance while integrating drills that focus on improving your stroke efficiency and breathing patterns.

Consider joining a local swim club or finding a training partner for open water swims. This not only enhances your skills but also builds confidence in your ability to swim in a crowded race environment. Remember, the swim may be the shortest segment, but it sets the tone for the rest of the race, so prioritize effective training.

The Bike

The bike leg of an Ironman is often seen as the most significant portion of the race, both in distance and in the impact it has on your overall performance. With a full distance of 112 miles, it's vital to develop a strategy that balances speed and endurance. Focus on building your cycling base with long rides, incorporating varied terrain to simulate race conditions.

Utilize a power meter to monitor your effort levels during training. Aim to ride at a sustainable pace, typically around 65-75% of your Functional Threshold Power (FTP) for long rides. This approach allows you to build aerobic capacity while conserving energy for the run. Additionally, consider incorporating interval training to improve your strength and speed, which can be beneficial for tackling challenging sections of the course.

Nutrition on the bike is crucial. Plan to consume 60-90 grams of carbohydrates per hour during long rides, using a combination of gels, bars, and electrolyte drinks. Practice your nutrition strategy during training to find what works best for your body, ensuring you avoid gastrointestinal distress on race day. A well-fueled bike leg will significantly enhance your performance in the subsequent run.

The Run

The marathon portion of an Ironman can be a daunting challenge, especially after a long swim and bike ride. To prepare, focus on building your endurance through gradual increases in your long run distance, aiming for at least three runs of 20 miles or more during your training cycle. It's crucial to understand how to pace yourself, as starting too fast can lead to exhaustion later in the race.

Incorporate brick workouts into your training, where you run immediately after cycling. This will help your body adapt to the transition from biking to running, a crucial skill for Ironman events. Aim for a few key brick workouts where you complete a long bike ride followed by a run of 30-60 minutes, gradually increasing the intensity as you get more comfortable.

During the marathon, maintain a consistent pace that aligns with your goal time, utilizing a run/walk strategy if necessary. Many successful Ironman finishers find that incorporating short walking breaks can help conserve energy and improve overall performance. Don’t forget to practice your race day nutrition during long runs, ensuring you have a strategy for fueling while running.

Training

Creating a comprehensive training plan is essential for successfully transitioning to an Ironman. Start by establishing a solid base in each discipline, ensuring you have sufficient endurance before increasing your mileage. A typical Ironman training plan spans 16-20 weeks, with an emphasis on building volume while incorporating recovery and taper periods.

Be sure to schedule regular testing sessions to measure your progress in swimming, cycling, and running. This could include time trials or race simulations at various distances, helping you gauge your fitness levels and adjust your training plan accordingly. Regularly assess your heart rate and perceived exertion during workouts to ensure you are training at the appropriate intensities.

Cross-training can also be beneficial during your Ironman training. Activities like yoga, strength training, and even recreational sports can enhance your overall fitness and prevent injuries. Aim for a balanced approach that includes flexibility, strength, and mobility work to support your endurance training and improve your performance on race day.

Nutrition

Nourishing your body adequately during Ironman training cannot be overstated. As training volume increases, so too should your caloric intake. Focus on a balanced diet rich in carbohydrates, proteins, and healthy fats, ensuring you’re fueling your body for the demands of training. Aim for about 60-70% of your daily calories to come from carbohydrates, especially in the days leading up to long workouts.

Hydration is equally crucial. Monitor your fluid intake and adapt based on your sweat rate, environmental conditions, and workout intensity. During long training sessions, practice your hydration strategy to find the right balance of electrolytes and fluids. Generally, aim to drink about 16-24 ounces of fluids per hour during long workouts, adjusting based on your needs.

Post-workout nutrition is vital for recovery. Within 30 minutes of completing a workout, consume a recovery meal or snack rich in both carbohydrates and protein—about a 3:1 ratio is ideal. This helps replenish glycogen stores and repair muscle tissue, setting you up for your next training session. Planning your nutrition strategy well in advance can make a significant difference in your performance and recovery.

Mental Preparation

The mental aspect of training for an Ironman is just as critical as the physical preparation. Developing a strong mindset can help you push through the inevitable challenges you’ll face during training and on race day. Visualization techniques can be beneficial; envision yourself successfully completing each segment of the race, from the swim to the finish line.

Incorporate mental training into your routine. This could include mindfulness practices, meditation, or simply taking time to reflect on your goals and motivations. Building mental resilience will help you handle setbacks, whether it’s a tough training day or unexpected race day conditions.

Surround yourself with a supportive community, whether through a local triathlon club or online forums. Sharing experiences, challenges, and triumphs with fellow athletes can provide encouragement and motivation. Remember, the journey to an Ironman is as much about personal growth and enjoyment as it is about crossing the finish line.

Watch the Full Video

Watch the complete video above for the full breakdown. For more endurance content, explore our latest articles, browse upcoming events, or discover athlete profiles on EnduranceFinder.

Comments

Loading the conversation…

GT
Artist
Global Triathlon Network

Watch more from Global Triathlon Network on YouTube.

Website
Explore Topics
EnduranceIronman70.3GtnTriathlon

Got Questions?

Frequently Asked Questions

A 70.3 triathlon, also known as a half Ironman, consists of a 1.2-mile swim, a 56-mile bike ride, and a 13.1-mile run, totaling 70.3 miles. In contrast, a full Ironman includes a 2.4-mile swim, a 112-mile bike ride, and a 26.2-mile run, making it a significant endurance challenge requiring more extensive training and preparation.
When transitioning from a 70.3 to an Ironman, it's crucial to gradually increase your training volume rather than simply doubling it. Focus on periodization, incorporating recovery weeks, and progressively extending your longest swim, bike, and run sessions to build endurance while minimizing the risk of injury.
Nutrition for Ironman training should focus on a balanced diet rich in carbohydrates, proteins, and healthy fats to fuel your workouts. It's also essential to practice your race-day nutrition strategy during long training sessions to determine what works best for you, including hydration and energy gels or bars.
Mental preparation for an Ironman involves developing resilience and a positive mindset. Techniques such as visualization, setting realistic goals, and practicing mindfulness can enhance your mental toughness, helping you stay focused and motivated throughout your training and on race day.
To prevent injuries during Ironman training, incorporate gradual increases in training volume, prioritize recovery, and include strength training and stretching in your routine. Listening to your body and allowing for rest days when needed is crucial to avoid overtraining and burnout.

Continue Reading

More on Race-guides

View All
PTO Acquires Challenge Family: The Future of Triathlon? | GTN Show Ep. 445
Inspire

PTO Acquires Challenge Family: The Future of Triathlon? | GTN Show Ep. 445

Training: PTO Acquires Challenge Family: The Future of Triathlon? | GTN Show Ep. 445. Watch Global Triathlon Network's latest endurance cont…

1 min read
Pogačar Reveals His Mind Blowing Power Zones | GCN Show Ep. 684
Inspire

Pogačar Reveals His Mind Blowing Power Zones | GCN Show Ep. 684

Training: Pogačar Reveals His Mind Blowing Power Zones | GCN Show Ep. 684. Watch Global Triathlon Network's latest endurance content with ou…

1 min read
Minimal Vocalization as Spiritual Practice: Power in Simplicity
Inspire

Minimal Vocalization as Spiritual Practice: Power in Simplicity

A brief live vocal interlude demonstrates how devotional sound—stripped to its essence—can invoke presence and transformation through pure r…

1 min read
Govinda Jaya: How Sacred Sound Awakens the Heart
Inspire

Govinda Jaya: How Sacred Sound Awakens the Heart

Radhika Das channels the liberating power of mantra through a luminous kirtan performance at Medicine Festival, invoking divine names to pur…

1 min read

Keep exploring

Continue your journey

More wisdom and gatherings from across the BrightStar directory.

More Articles

Browse the full library of teachings, interviews, and guides.

Back to all articles →

Teachers & Artists

Explore the lineages, musicians, and guides of the conscious world.

Explore artists →

Find an Event

Kirtan, retreats, sound baths, breathwork, festivals — happening soon.

Browse events →