XGYM’s coaches have compiled their expertise into practical, evidence-based guides for athletes at every level. Whether you’re just starting your strength journey or preparing for competition, our resources provide actionable strategies backed by science.
Everything you need to know about building a solid foundation in strength training. This comprehensive guide covers movement patterns, programming basics, and nutrition fundamentals for beginners.
Understand your body composition results and what they mean for your training. Learn how to interpret fat mass, lean mass, and bone density metrics to optimize your programming.
Practical macro strategies for building lean mass while minimizing fat gain. Includes meal planning frameworks, supplementation guides, and timing protocols for optimal results.
A complete guide to preparing for your first bodybuilding show. Covers periodisation strategies, peak week protocols, posing practice, and managing the mental side of competition.
Fix a broken metabolism with a science-backed protocol. Learn how metabolic adaptation occurs, how to increase your TDEE safely, and strategies to avoid metabolic damage during weight loss.
Train for long-term bone density and durability beyond aesthetics. Discover how resistance training impacts skeletal health, practical loading strategies, and nutrition for optimal bone remodelling.
New resources are released regularly. Follow us on Instagram @xgym_castlehill and join our email list to be notified of new guides and exclusive coaching content.
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Operating & Staff Hours
Operating Hours
24 hours 7 days a week
Staff Hours
Monday to Friday – 8:00am – 6:00pm
Saturday – 8:00am – 1:00pm
Sunday – 8:30am – 2:00pm