研究主題
Performance Optimisation
27 篇文章
Why Elite Athletes Are Targeting NAD⁺ — And Whether the Science Holds Up
NAD+ precursors NMN and NR are trending in sports science. Here's what the actual research says about aerobic capacity, mitochondrial function and recovery.
5 分鐘閱讀 · 2026-10-06
Open Water Swimmers Are Not Drowning From Hypothermia — They're Dying From Cold Shock. Here's the Difference.
Cold shock — not hypothermia — is the leading cause of open water drowning. Understanding the autonomic response, cold incapacitation, and SIPE gives athletes the knowledge to stay safe.
5 分鐘閱讀 · 2026-10-06
The Athlete Who Is Always Tired Is Not Always Overtrained. The Distinction Determines the Treatment.
Overtraining syndrome (OTS) and functional overreaching (FOR) produce similar symptoms but require opposite responses. Misclassifying FOR as OTS — and reducing load when more recovery alone is insufficient — delays diagnosis and extends impairment.
5 分鐘閱讀 · 2026-10-06
The Paleo Diet Argument Sounds Compelling Until You Look at What Paleolithic Athletes Actually Ate
The paleo diet's evolutionary logic is genuinely interesting. Its application to trained athletes — who have carbohydrate demands that hunter-gatherers matched through entirely different food sources — is more complex than the popular framing suggests.
5 分鐘閱讀 · 2026-10-06
Training Load Prescription Assumes a 24-Hour Hormonal Cycle. Half of All Athletes Have a 28-Day One. The Gap in Programme Design Is Significant and Largely Unaddressed.
Oestrogen and progesterone fluctuations across the menstrual cycle measurably alter strength, aerobic performance, thermoregulation, injury risk, and recovery timelines. Phase-based training periodisation adapts training intensity and volume to hormonal context rather than applying a uniform weekly structure.
5 分鐘閱讀 · 2026-09-29
You Were Cognitively Tired Before the Workout Started. That's Why It Felt Impossibly Hard.
Mental fatigue from work, screens, or decision-making reduces endurance performance by 11–15% via RPE — not by impairing muscles. Here's the mechanism.
5 分鐘閱讀 · 2026-09-29
Most Athletes Are Breathing Wrong — and It's Limiting Performance in Ways They Can't Measure.
The nose filters, humidifies, and — critically — produces nitric oxide that dilates airways and vasculature. Mouth breathing during submaximal exercise bypasses this system entirely, raising the anaerobic threshold earlier than necessary.
5 分鐘閱讀 · 2026-09-29
The NO₂ Hack Most Cyclists Ignore: L-Citrulline Malate and the Nitric Oxide Shortcut
Why L-citrulline outperforms L-arginine for nitric oxide production in cyclists — the eNOS pathway, urea cycle bypass, and 8g dosing protocol backed by Pérez-Guisado 2010.
5 分鐘閱讀 · 2026-09-15
Hitting Your Macro Targets Isn't Enough — How You Distribute Them Across the Day Changes the Outcome
Meeting daily macro targets is the floor, not the ceiling. How protein, carbohydrate, and fat are distributed across meals directly influences muscle protein balance, glycogen replenishment, and training adaptation.
5 分鐘閱讀 · 2026-09-15
Exogenous Ketones: What the Evidence Actually Shows for Athletic Performance
Ketone esters and salts are marketed as a fourth fuel source for athletes. The evidence is mixed, nuanced, and training-status dependent. Here is what Cox, Holdsworth and Dearlove actually found.
5 分鐘閱讀 · 2026-08-25
Your Natural Muscle Ceiling Is Not Where You Think It Is — The Science of Genetic Potential
Every lifter eventually hits a progress plateau and wonders if they've reached their genetic ceiling. FFMI gives you an objective reference point — and most athletes are nowhere near it.
5 分鐘閱讀 · 2026-08-25
The HERITAGE Study Reveals Why Two Athletes on Identical Training Plans Get Completely Different Results
The HERITAGE Family Study trained 481 subjects identically for 20 weeks. VO2max gains ranged from 0% to 100%. The reason is gene-environment interaction — and it changes how we think about genetic potential.
5 分鐘閱讀 · 2026-08-25
The Exercise That Reduces Hamstring Injury Risk by 51% — And Almost Nobody Does It
The Nordic hamstring curl reduces hamstring strain injury by 51%. Here is the eccentric overload science and how to integrate it into any strength programme.
5 分鐘閱讀 · 2026-08-18
Losing 2% of Body Weight in Sweat Reduces Strength by Up to 8%. The Numbers Coaches Ignore.
Dehydration of 1.5–2% body weight reduces muscular strength by 4–8% and endurance capacity by more. Here is the neuromuscular physiology and hydration protocol.
5 分鐘閱讀 · 2026-08-11
Muscle Memory Is Not a Metaphor. Here's the Cellular Mechanism That Makes Retraining Faster Than Building From Scratch.
Muscle fibres that have previously hypertrophied retain extra myonuclei even after atrophy from detraining. These persistent nuclei — the cellular basis of muscle memory — allow trained athletes to regain lost mass significantly faster than untrained individuals building from zero.
5 分鐘閱讀 · 2026-08-11
Morning People and Evening People Are Not Just Personality Types. They Have Measurably Different Hormonal Environments at 6am vs 6pm — and Most Athletes Are Training at the Wrong One.
Chronotype determines when your hormonal, neuromuscular, and cardiovascular systems peak. Learn how diurnal variation affects strength output, VO2max, and injury risk — and how to align your training schedule with your biological performance window.
5 分鐘閱讀 · 2026-07-21
Cluster Sets: The Intraset Rest Trick That Lets You Lift Heavier for Longer
Cluster sets use intraset rest intervals to maintain bar velocity and neural drive at heavy loads. Here's how this method outperforms traditional straight sets for strength development.
5 分鐘閱讀 · 2026-07-21
Cold Water Immersion Recovers You Faster. It Also Blunts Hypertrophy. Here's When Each Outcome Matters.
Cold water immersion reduces DOMS and accelerates perceived recovery — but suppresses myofibrillar protein synthesis for up to 48 hours post-immersion. The decision to use CWI is a context-dependent trade-off, not a universal recovery tool.
5 分鐘閱讀 · 2026-07-21
Eating the Same Macros Every Day Is Leaving Performance Gains and Fat Loss on the Table Simultaneously.
Carbohydrate cycling — varying carbohydrate intake based on daily training demand — optimises muscle glycogen on high-output days while improving fat oxidation on low-output days. The mechanism is GLUT4 translocation and post-exercise insulin sensitivity.
5 分鐘閱讀 · 2026-07-14
Your Autonomic Nervous System Has a Resonance Frequency. Training It Changes Your Heart Rate Variability More Than Most Supplements.
Breathing at 0.1 Hz resonance frequency dramatically amplifies baroreflex sensitivity and HRV. Here's the protocol athletes are using to regulate pre-competition arousal.
5 分鐘閱讀 · 2026-07-07
Building Muscle at 20% of Your 1RM: The Physiology Behind Blood Flow Restriction Training.
Blood flow restriction (BFR) training produces equivalent hypertrophic stimulus to heavy resistance training at 20–40% of 1RM loads. The mechanism — cell swelling, metabolic stress, and mTORC1 activation — explains why every elite rehabilitation programme now includes it.
5 分鐘閱讀 · 2026-06-30
Active Recovery at 35–40% VO₂max Clears Lactate Three Times Faster Than Rest. Here Is Why It Works.
Active recovery at low intensity clears blood lactate 3× faster than passive rest. Here is the physiology and how to structure inter-session and between-bout recovery.
5 分鐘閱讀 · 2026-06-16
How Long After Drinking Is It Safe to Train? The Pharmacology Most Athletes Get Wrong.
The body eliminates alcohol at approximately 0.015% BAC per hour — a fixed enzymatic ceiling that caffeine, water, exercise, and sleep cannot accelerate. Understanding the Widmark elimination model tells an athlete exactly when their physiology is ready to train again.
5 分鐘閱讀 · 2026-06-16
The Physiology of "Just a Few Drinks" — What's Actually Happening to Your Recovery
Most athletes know alcohol isn't ideal for recovery. Few understand the specific mechanisms — or how little it takes to measurably impair the adaptations from a hard training session.
5 分鐘閱讀 · 2026-06-16
VO₂max 年齡對照表：完整評分表及您的數據代表什麼
10 分鐘閱讀 · 2026-04-05
每晚睡眠週期：您需要幾個週期，以及為何重要
9 分鐘閱讀 · 2026-04-04
咖啡因半衰期：咖啡因在您體內停留多久
8 分鐘閱讀 · 2026-04-03