Sports nutrition: active ingredients
Betaine Side Effects: What the Evidence Actually Shows
Betaine, also sold as trimethylglycine or TMG, turns up in pre-workout formulas, "methylation support" products and stand-alone powders. It…
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Athlete health: conditions
Hypothyroidism in Active People: Prevention, Diagnosis and When to See a Doctor
An underactive thyroid is one of the most common hormonal conditions in the UK, yet in sporty people it is easy to miss. Tiredness, heavy…
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Athlete health: conditions
Migraine After Exercise: Prevention, Diagnosis and When to Seek Medical Help
For most people exercise is good for headaches: regular aerobic training is even used as a preventive strategy for migraine. Yet a sizeable…
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Sports nutrition: new perspectives
Tongkat Ali and Sleep: Can It Help You Rest Better?
Tongkat ali, the root of the Southeast Asian shrub Eurycoma longifolia, is usually marketed as a "testosterone booster". Lately, though, a…
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Sports nutrition: new substances
Coenzyme Q10 for Athletes: What the Evidence Says
Coenzyme Q10 sits at the heart of the mitochondrial energy chain, so it is no surprise that it attracts the attention of endurance athletes…
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Organ protection: new medicines
Ezetimibe and Athletes: Why It Comes Up and What It Can and Cannot Do
Ezetimibe is an unglamorous prescription medicine for high cholesterol, yet its name increasingly appears in bodybuilding forums alongside…
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Sports nutrition: new perspectives
How to Choose a Good Magnesium Supplement: Reading the Label
Magnesium is one of the most popular supplements among people who train, often bought for cramps, sleep or recovery. Yet two tubs that both…
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Side effects: conditions
Anxiety in Athletes and Gym-Goers: Prevention, Diagnosis and When to Get Help
Racing heart, tight chest, restless nights and a sense that something is about to go wrong: anxiety can feel intensely physical, which is…
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Side effects: conditions
Kidney Strain in Strength Athletes: Prevention, Diagnosis and When to See a Doctor
"Too much protein will wreck your kidneys" is one of the most persistent gym myths, while genuinely risky habits — routine painkillers,…
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Side effects: conditions
Coughing After an Injection (POME) in Athletes: Causes and the Link with Pharmacology
A sudden urge to cough, tightness in the throat or chest and breathlessness within minutes of an intramuscular injection is frightening,…
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Sports nutrition: new perspectives
Ashwagandha While Bulking: Is It Worth It?
Ashwagandha has moved from Ayurvedic tradition into mainstream gym culture, with claims that it raises testosterone, boosts strength and…
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Quality and safety
Pharmaceutical-Grade vs Underground Drugs: Understanding the Risks
In discussions about performance- and image-enhancing drugs, the terms "pharma grade" and "UGL" (underground lab) come up constantly,…
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Recovery and sleep
Sauna After Training: Benefits, Risks and How to Do It Safely
For many gym members, a few minutes in the sauna is the natural end to a session. It feels relaxing, it is often included in the…
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Sports nutrition: active ingredients
Alpha-GPC Side Effects: Headaches, TMAO and What We Know About Safety
Alpha-GPC (L-alpha-glycerylphosphorylcholine) is a choline compound found in "focus" pre-workouts and nootropic stacks, promoted for power…
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Sports nutrition: new substances
Potassium Supplement Side Effects: When an Essential Mineral Becomes a Risk
Potassium is vital for every heartbeat and muscle contraction, and most people in the UK would benefit from eating more of it. That makes…
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Part of our job is pointing people to solid external material, and a few names come up again and again. Readers frequently ask us about Aromatase inhibitors.