Fitness Image knowledge hub
Practical, evidence-informed guides for building strength, improving fitness and making nutrition decisions that work in real life.
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Each topic page brings together 20 current guides, with pagination for the complete archive.
Workouts, conditioning, recovery and practical ways to improve your physical capacity.
Browse fitness guides → 02 / FUELProtein, healthy eating, fasting and evidence-informed guidance without diet noise.
Browse nutrition guides → 03 / PROGRESSCalorie balance, sustainable fat loss and habits designed to hold up over time.
Browse weight-loss guides →Fresh from the library
New and recently refreshed guides from the Fitness Image editorial library.
What triggers body dysmorphia? Multiple factors work together to create this mental health condition, and research shows that genetics, brain chemistry, life experiences, and social pressures all play a role in causing…
What are 5 warning signs of stress? Your body sends clear signals when stress levels climb too high, and recognising these signs helps you take action before things get worse. What physical…
Is Weetabix a processed food? Yes, Weetabix is a processed food, but it sits in the minimally processed category of the NOVA food classification system. The company takes whole grain wheat, mills…
How to remove stress from the body? Stress builds up in your muscles, changes your hormones, and creates physical tension that makes you feel tired and uncomfortable. You can remove this stress…
How to release trauma trapped in the body? Your body stores painful memories and stress in your muscles, tissues, and nervous system, and you can release these through specific physical and mental…
Does vitamin D deficiency cause anxiety? Yes, low vitamin D levels can trigger anxiety symptoms and research shows people with vitamin D deficiency face higher rates of anxiety disorders. What is the…
Does caffeine affect ketosis? No, caffeine does not kick you out of ketosis and can even support your fat-burning state when you consume it the right way. Can I drink coffee on…
Does caffeine affect fasting? This question comes up often for people who practice intermittent fasting and want to keep their morning coffee routine. Does Black Coffee Break Your Fast? No, black coffee…
Can I have milk in my coffee while intermittent fasting? No, milk breaks your fast because it contains calories, protein, and sugar that trigger your body’s feeding response. Even a small splash…
Can I eat eggs while fasting? No, you cannot eat eggs during your fasting window because they contain calories and protein that break your fast. What happens when you eat eggs during…
What is the most attractive waist size? Research shows that a waist-to-hip ratio of 0.7 for women and 0.9 for men gets rated as most attractive across cultures, and this preference stems…
Can I have 0 calorie drinks while fasting? Yes, you can drink most zero calorie drinks while fasting, and they won’t break your fast. Your body needs zero calories to burn fat…
What is the downside of intermittent fasting? Intermittent fasting comes with real problems that can affect your health, energy, and daily life. Research shows several side effects that range from annoying to…
What foods can you eat while intermittent fasting? The answer depends on whether you’re in your eating window or fasting window, and the foods you choose during eating hours affect your results….
What are the rules for intermittent fasting? Intermittent fasting follows simple timing rules that tell you when to eat and when to avoid food, and these rules change based on which method…
How to lose 2kg in a week with intermittent fasting? You can drop 2 kilograms in seven days by combining a 16:8 fasting schedule with smart food choices and basic exercise. Is…
How to intermittent fast when working out in the morning? You can work out during your fasting window and skip breakfast, or you can eat a small meal before training and adjust…
How to lose 7kg in 3 months? You need to create a calorie deficit of about 500-750 calories per day through a mix of eating less and moving more. Is Losing 7kg…
What sport can a woman beat a man? Women beat men in ultra-distance swimming, rock climbing, gymnastics, ultra-running events over 195 miles, and shooting sports. Research shows women match or surpass men…
What sport burns the most belly fat? Boxing burns more calories than most other sports, with fighters burning 800-1000 calories per hour during intense training sessions. Which sport burns the most calories…
