Otros libros que te pueden interesar

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  The Science of Speed -...

  Zane Ryder

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  Sprinting and marathon running are two of the most demanding yet contrasting disciplines in athletics. While both require exceptional physical and mental conditioning, the fundamental difference lies in how the body generates and sustains energy. Sprinters rely on explosive power and short bursts of speed, whereas marathoners must master endurance, pacing, and energy conservation over long distances. Understanding the mechanics of speed and endurance is essential for athletes looking to push their limits and optimize their performance. 
  The human body consists of two primary types of muscle fibers: fast-twitch and slow-twitch. Sprinters predominantly utilize fast-twitch fibers, which generate rapid and powerful contractions but fatigue quickly. These fibers enable the quick acceleration and high-speed bursts necessary for short-distance races. Marathon runners, on the other hand, rely more on slow-twitch fibers, which are highly resistant to fatigue and support prolonged, steady-state activity. The composition of these fibers is partly genetic, but with proper training, athletes can develop their muscles to better suit their chosen discipline. 
  Another key difference between sprinting and endurance running is how the body produces energy. Sprinters depend on anaerobic energy systems, which allow them to generate explosive power without requiring oxygen. This system, fueled primarily by stored creatine phosphate and glycogen, is highly efficient for short efforts but leads to rapid exhaustion. In contrast, marathoners primarily use aerobic energy systems, where oxygen plays a crucial role in breaking down carbohydrates and fats to sustain energy for extended periods. This reliance on aerobic metabolism enables runners to maintain a steady pace without depleting energy reserves too quickly.

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  Ruck Fit - Build Strength and...

  CPT Kayla Girgen

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  Add weight to your pack and hit the gym or trail to help build strength, lose weight, and boost your resilience. 
   
  Carrying weight over distance can benefit almost everyone, at almost every fitness level. A first-of-its-kind guide, Ruck Fit helps explain how to harness the power of rucking―the hot, new health trend―and highlights the physical benefits, such as improved strength, bone density, and body composition, as well as the psychological perks, that can follow. It helps listeners understand how to get started, with basic guidelines for beginners, answers to common questions, safety tips, and more advanced strategies to help maximize fitness goals. It surveys gear and gadgets, including packs, plates, footwear, and more, and offers sample training plans designed to put listeners on the road to better mobility, greater aerobic fitness, strength, and even competitive challenges. Examples of nutrition protocols help optimize performance with practical meal–planning guidance. The book also helps with goal setting, tracking progress, and other tips for improving your fitness―one step at a time.

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  Dave Radford: The Beast of the...

  Bob Bourne

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  What makes a man fight? To answer this question we must first understand the actual man himself. 
  Follow his journey, walk alongside him as he treads his life’s highway. A route that led him to the 
  steps of a boxing ring in South Africa, where he fought Roberto Duran, a pathway that has presented 
  him with obstacles to battle with outside of a ring of bales, invisible behemoths to defeat in order to 
  continue. 
  An avenue that delivered him to arena of bareknuckle fighting, where he claimed the title 
  of UK’s Middle Weight Bareknuckle champion.

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  Strength Training for Seniors:...

  Scott Hamrick

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  Looking for some motivation to get your exercise routine back on track? 
  Wondering if you’re too old to have a fit, strong body? 
  Or do you worry that your muscles might be “too worn out” or “too fragile” for the kind of workouts you’d like to do? 
  If so, then keep listening… 
  This audiobook will motivate you to get in the best shape of your life, regardless of age. Don’t worry if you’re just starting out; we’ve covered that. If you’ve been active in fitness and strength training before – but it’s been years – we’ll get you back on track. After all, strength is one of your best friends as you age, determining whether you can safely enjoy the activities you love. 
  This remarkable audiobook will start you on the path to an amazing senior life! You will:  Improve your balance  Ignite a metabolism that keeps going and going and going…  Learn how to safely approach strengthening exercises  Gain flexibility  Improve your ability to do chores and maintain independence  Amaze your family with your newfound fitness and vigor  Understand how your body works – and what keeps it from being at its optimal levels  Leave behind any notion of being “too old” to be fit  Explore nutritional avenues to cellular fitness  Safely improve flexibility, balance, cardio, and strength 
  This audiobook provides advice, strategies, and exercise descriptions in an easy-to-understand, straightforward way – all with your age and safety in mind. Let this helpful and supportive guide lead you to a strong, balanced, healthy senior life! 
  Good listening, and good luck in your journey to strength and independence in these wonderful golden years!

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  Balanced Athlete The: Thrive in...

  J.D. Martin

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  Are you a young athlete striving to excel in your sport—without burning out? 
  Discover how to build mental toughness, manage your time like a pro, and stay emotionally balanced with The Balanced Athlete. 
  This powerful audiobook is designed for athletes who want to level up in sports while still enjoying life off the field. 
  Learn how to overcome pressure, avoid burnout, and set goals that fuel long-term success—without sacrificing your mental health, relationships, or identity. 
  In this practical and motivating guide, you’ll explore: 
  Time management strategies for a busy athlete's life 
  Mental resilience techniques used by elite performers 
  Real tools for confidence, focus, and emotional balance 
  How to maintain purpose and perspective through wins and setbacks 
  If you're ready to thrive in sports and life, The Balanced Athlete will show you how to train smarter, think stronger, and live better—starting today.

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  Functional Training and Beyond

  Julius Cain

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  Functional Training and Beyond: Learn All the Effective Exercises That Will Help Boost Your Real Functional StrengthFunctional training is a way to exercise where everything you do in the workout mimics the moves of daily activities. The point is to achieve a fitter body by improving the ability to perform everyday activities. These workouts don’t aim to enlarge your muscles or make you look bigger but strive to make your body function better.If you’re interested in learning more about functional fitness and how it can increase your functional strength, this audiobook is the perfect guide for you. It will teach you the exercises you need to do in order to boost your functional fitness. This audiobook will cover the following topics:- What Can Functional Fitness Do For You?- Functional Fitness Moves- Squats- Lunges- Stretches- Sit-ups- Pulses- Dumbbell Rows- Push-ups- And many more!Functional fitness can make your life so much easier. If you want to learn more, scroll up and click “add to cart” now!

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