Articles
Make weight. Keep your power.
Long-form, primary-sourced writing on making weight, fight camp, commission rules and nutrition for combat athletes.
By subject
Weight cut & fight week
Planning the descent to a class, the fight-week protocols, and what the literature actually supports.
19 article(s)
Fight camp
Camp periodisation, sparring load, conditioning, sleep and recovery.
18 article(s)
Rules & weight classes
Division tables, commission and federation rules, weigh-in formats and missed-weight penalties.
13 article(s)
Supplements & nutrition
Everyday fuelling, label reading, supplement evidence and banned-substance risk.
15 article(s)
Latest
Eating around two sessions a day and a job
The 30-minute anabolic window traced to its origin, what the ISSN combat stand says about sessions under six hours apart, and why the evidence is not in a deficit.
October 9, 2026 · 23 min read
Supplements & nutritionDaily hydration in fight camp
No combat sport appears in the sweat-rate literature. Here is what has actually been measured on ordinary training days, and why nobody can hand you a number.
October 8, 2026 · 23 min read
Supplements & nutritionWhat a long deficit costs beyond calories
A long deficit removes the food that carried iron, vitamin D and calcium. What the evidence shows, and why a blood test is the only honest answer. No doses.
October 7, 2026 · 21 min read
Supplements & nutritionThe dietary fat floor, and what is actually underneath it
The combat-sports position stand puts a fat floor under a descent. Both combat cohorts with measured fat data sat above it and were short on energy anyway.
October 6, 2026 · 22 min read
Supplements & nutritionCarbohydrate periodisation for fighters
Carbohydrate has a floor inside a camp deficit and a phase around it. What the 2025 ISSN stand puts under it, what depletion costs, and why train-low failed.
October 5, 2026 · 23 min read
Fight campTelling your coach you are hurt
Of 214 former college athletes who recalled a concussion, 33.2% hid at least one. No study measures what telling your coach actually costs a fighter.
October 4, 2026 · 23 min read
Fight campPainkillers in fight camp
Ibuprofen most days in camp: what the kidney, gut, liver and healing evidence actually shows, where it stops, and why this page contains no doses at all.
October 3, 2026 · 23 min read
Rules & weight classesHow an MMA weigh-in works
The Unified Rules of MMA set no weigh-in time at all. Here is what nine commission documents actually require, and what the ceremonial weigh-in is worth.
October 2, 2026 · 21 min read
Fight campOveruse injuries in fight camp
Nothing happened, but it has hurt for six weeks. Why overuse problems stay invisible to the surveillance that defines injury, and what the evidence supports.
October 2, 2026 · 23 min read
Supplements & nutritionBeta-alanine for fighters
What the ISSN stand and trials in boxers, judoka and kickboxers say about beta-alanine's dose, its harmless tingling side effect, and where the evidence stops.
October 1, 2026 · 21 min read
Rules & weight classesHow a wrestling weigh-in works
What actually happens at a wrestling weigh-in: the clock, the skin check, attempts on the scale, attire, allowances and what a miss costs, per rulebook.
October 1, 2026 · 19 min read
Fight campKnee injuries in grappling and the leg-lock era
Everyone heel-hooks now. One small study found a 12-fold knee injury risk — with an interval running from 1.5 to 96.1. Here is what is actually known.
October 1, 2026 · 23 min read
Rules & weight classesDo clothes count at a weigh-in?
No rulebook we read grants a two-pound clothing allowance. What UWW, the NCAA, NFHS, the IJF, the IBJJF, Nevada and California actually require on the scale.
September 30, 2026 · 21 min read
Fight campHand and wrist injuries in striking
In 98 male Olympic boxers over 232.8 boxer-years, carpometacarpal instability was the most common hand diagnosis at 21.6% and cost a mean 54.3 days.
September 30, 2026 · 23 min read
Fight campHow long should a fight camp be?
No commission, promotion or study sets a proven fight-camp length. Here is what periodization science and real training-load data actually show.
September 29, 2026 · 21 min read
Rules & weight classesReturning to training after a knockout
A commission suspension is an administrative minimum, not a medical clearance. What New York, California, Virginia and Nevada actually say, verified at source.
September 29, 2026 · 22 min read
Supplements & nutritionWhat to eat when cutting weight
Which foods earn a place on a fighter's plate in a deficit, what the trials actually measured, and which popular rules die the moment you chase the source.
September 29, 2026 · 21 min read
Supplements & nutritionDo water pills work for a weight cut?
Diuretics move fluid, and that is the least important fact about them. The 2026 Prohibited List, seven sanctioned athletes, and the kidney data.
September 28, 2026 · 21 min read
Weight cut & fight weekMenstrual cycle and weight cutting
Almost all weight-cut research is built on men. Here is what is actually established about hormones, fluid retention and weight cutting in female fighters.
September 28, 2026 · 23 min read
Fight campThe pain rule you were taught was never a rule
The pain rule everyone quotes was written for one tendon, inside a supervised clinic, for patients already examined. It was never a rule about your injury.
September 28, 2026 · 23 min read
Rules & weight classesADCC weight classes and weigh-in rules, explained
ADCC moved weigh-ins from same-day to the day before in 2023. The current weight classes, the 0.5 kg allowance, and what changed for women at the 2026 Worlds.
September 27, 2026 · 24 min read
Fight campHow much hard sparring a camp can carry
No federation, commission or governing body anywhere caps sparring volume. Here is what the evidence actually contains, and why nobody can give you a number.
September 27, 2026 · 23 min read
Weight cut & fight weekWater weight vs fat: which did you just lose?
A day's scale move is dominated by throughput, not tissue. The energy arithmetic that proves it, and the four signals that tell real fat loss from water.
September 27, 2026 · 20 min read
Weight cut & fight weekHow long does water weight take to come back?
Body mass returns in hours to about a day. Hydration markers and repeat-effort capacity do not. The measured timelines in both directions, with their cohorts.
September 26, 2026 · 20 min read
Fight campInjury rates in BJJ and grappling, and why they differ from striking
Judo tournaments counted 10.9-115 injuries per 1000 exposures under one definition and 4.2-60 under another, in the same events. Why grappling rates disagree.
September 26, 2026 · 24 min read
Fight campInjury epidemiology in MMA, read properly
Pooled MMA competition injury rates run 228.7 per 1,000 exposures with a CI four times wide. Ringside physicians missed 78% of time-loss problems athletes reported.
September 25, 2026 · 24 min read
Weight cut & fight weekLosing water weight in 24 hours: what actually moves
What one day can actually take off, what the published figures really measured, and why the 24-hour number is the smallest of the three, not the biggest.
September 25, 2026 · 21 min read
Weight cut & fight weekHow boxers cut weight
How boxers cut weight under day-before pro weigh-ins, WBC check weights, the IBF fight-morning limit and same-day amateur scales, and what studies measured.
September 24, 2026 · 22 min read
Weight cut & fight weekHow to lose water weight before a weigh-in
What water weight actually is, how much the research says moves, what the weigh-in format decides for you, and which popular figures have no source at all.
September 24, 2026 · 21 min read
Supplements & nutritionWrestling diet plan for cutting weight
How a wrestler eats through a season-long descent: the macro floors, a worked sample day, tournament refuelling, school-day meals and the early RED-S signs.
September 23, 2026 · 22 min read
Weight cut & fight weekHow UFC fighters cut weight: what the published record shows
How UFC fighters cut weight, from the published record: the day-before weigh-in, the 1 lb allowance, data on 616 fighters, the regain, and what California changed.
September 22, 2026 · 20 min read
Rules & weight classesCollegiate wrestling weight classes, 2026-27
The 2026-27 college wrestling weight classes for NCAA men and women, NAIA and NJCAA, with kilogram conversions, weigh-in timing and the weight-management rules.
September 21, 2026 · 21 min read
Rules & weight classesHigh school wrestling weight classes for 2026-27
Every NFHS boys' and girls' wrestling weight class for 2026-27, the 12 and 13-class options, state growth allowances, weigh-in windows and the new 19% rule.
September 20, 2026 · 22 min read
Weight cut & fight weekHow to cut weight for wrestling, the way the rules allow
A wrestling weight cut the way the rules allow it: the 1.5% weekly descent, NFHS and NCAA weigh-ins, what the 1997 deaths changed, and how to plan the season.
September 19, 2026 · 21 min read
Weight cut & fight weekWhen tracking says stop the cut
The documented signals that separate a hard weight cut from a dangerous one, each with its threshold and condition, and why no safe unsupervised figure exists.
September 14, 2026 · 22 min read
Fight campThe weekly camp review: what to look at, in order
A reasoned order for the weekly fight-camp review, what each measure can and cannot tell a coach, and the honest admission that no study has tested the cadence.
September 13, 2026 · 23 min read
Weight cut & fight weekWhat an injury does to a weight cut
Injury raises what the body needs while removing the training that made the deficit. What the literature measured, what it never studied, and who decides.
September 12, 2026 · 21 min read
Weight cut & fight weekBody composition tracking for fighters
DXA, BOD POD, calipers and impedance all have an error larger than the change a fighter wants to see — and dehydration moves every one of them the wrong way.
September 11, 2026 · 22 min read
Supplements & nutritionFood logging accuracy in fight camp
Athletes under-report intake by a mean 19% against doubly labelled water. Here is where the error comes from, and why the log is still worth keeping.
September 11, 2026 · 23 min read
Fight campTraining load monitoring for fighters
RPE times minutes is worth logging. The acute:chronic workload ratio built on top of it is not what you were told. Here is the evidence on both sides.
September 10, 2026 · 22 min read
Fight campInjury severity and tissue grade are different things
A tissue grade describes the imaging. Severity is days unavailable. They are different axes, and the spread inside one grade swallows the gap between grades.
September 9, 2026 · 21 min read
Fight campTracking injuries in combat sports
The same judo tournaments report 10.9-109 injuries per 1,000 exposures or 4.2-60, depending only on the definition used. What that means for logging your own.
September 9, 2026 · 22 min read
Weight cut & fight weekReading a bodyweight trend in camp: signal and noise
Day-to-day noise in body mass is bigger than a day of real weight loss. The measured figures, the arithmetic, and how long a camp trend takes to mean anything.
September 8, 2026 · 19 min read
Fight campWhat to track in a fight camp, and what to ignore
The measurement error, the missing detectable-change figures, and the two numbers with evidence behind them — so you stop chasing noise eight weeks out.
September 8, 2026 · 22 min read
Supplements & nutritionBanned supplements and anti-doping risk
How a fighter fails a drug test without cheating: strict liability, supplement contamination, the 2026 Prohibited List, and what certification really covers.
September 2, 2026 · 22 min read
Supplements & nutritionCaffeine for fighters
What the ISSN position stand says about caffeine dose and timing, why the dehydration claim does not survive the meta-analysis, and its real cost during fight week.
September 1, 2026 · 20 min read
Weight cut & fight weekHydration testing at weigh-ins
Urine specific gravity is the test combat sports use to police dehydration. Here is what the thresholds are, where they came from, and the three things they miss.
September 1, 2026 · 20 min read
Rules & weight classesJudo weight classes and the random weigh-in
Judo regulates the rebound, not the cut. The IJF categories, the 16:00 weigh-in, and the 5% random weight check on competition morning, quoted from the rulebook.
September 1, 2026 · 19 min read
Supplements & nutritionLow energy availability and REDs in combat sports
The 30 kcal/kg threshold everyone quotes is not a diagnostic cut-off, and the IOC says so. What REDs is, what the evidence covers, and why fighters are high risk.
September 1, 2026 · 20 min read
Rules & weight classesMuay Thai weight classes and weigh-ins
The professional and amateur Muay Thai ladders are different systems with different weigh-ins. The WBC and IFMA rulebooks, quoted exactly, and where they diverge.
September 1, 2026 · 19 min read
Supplements & nutritionProtein during a weight cut
Two position stands give two different protein numbers for a fighter in a deficit. Here is why, which unit each uses, and what the 2025 meta-regression settled.
September 1, 2026 · 20 min read
Weight cut & fight weekSauna suits and hot water immersion
What the controlled research actually shows about hot baths, sauna suits and wraps for making weight — including the Epsom salt finding almost nobody quotes.
September 1, 2026 · 20 min read
Fight campSleep and recovery in fight camp
What controlled sleep studies in athletes actually measured, why an energy deficit degrades sleep before it degrades the scale, and which numbers have no source.
September 1, 2026 · 20 min read
Fight campTapering for fight week
The taper research gives a specific answer: two weeks, volume down 41-60%, intensity untouched. Here is what it says, and the variable it never had to handle.
September 1, 2026 · 20 min read
Weight cut & fight weekWeight cutting and concussion symptoms
The study behind the headlines did not measure concussion rates. It measured symptom overlap — and that finding is more useful than the one that got reported.
September 1, 2026 · 20 min read
Rules & weight classesWrestling weight certification, explained
Wrestling regulates the floor of a weight cut, not the day of it. The NCAA and NFHS rules, quoted exactly, with the body-fat numbers most sources get wrong.
September 1, 2026 · 20 min read
Supplements & nutritionCreatine for fighters
Creatine has the best evidence of any legal supplement and it adds body mass. What the ISSN stand, the IOC consensus and the 2026 WADA list actually say.
August 31, 2026 · 22 min read
Fight campFight camp nutrition, week by week
How fuelling changes across an 8-12 week camp, what the 2025 ISSN position stand puts under carbohydrate, protein and fat, and why those floors get harder.
August 29, 2026 · 22 min read
Rules & weight classesMissing weight in MMA: what actually happens
The hour at the scale, the purse forfeit, the catchweight and the belt: what missing weight actually triggers in MMA and boxing, and who decides each part.
August 28, 2026 · 22 min read
Rules & weight classesBoxing weight classes explained
Every professional boxing division in lb and kg, read from the WBC, WBA, IBF and WBO rulebooks — including the four places they openly disagree.
August 27, 2026 · 27 min read
Weight cut & fight weekHow to rehydrate after a weigh-in
What the literature measures about post-weigh-in rehydration: the 7.5 kg regain figure, the window it assumes, and the volumes nobody has established.
August 26, 2026 · 21 min read
Weight cut & fight weekWater loading before a weigh-in: does it work?
The whole controlled evidence for water loading is two trials and 34 athletes. What they measured, the 0.6% figure, and which circulating volumes have no source.
August 25, 2026 · 19 min read
Weight cut & fight weekHow much weight can you cut before a fight?
What the 2025 ISSN position stand actually says about cutting weight for MMA and boxing: the graded 72, 48 and 24-hour figures, and where they stop.
August 24, 2026 · 18 min read
Rules & weight classesMMA weight classes explained
The ABC recognises fifteen MMA divisions, Nevada schedules eleven and the UFC ranks eleven. Exact limits in lb and kg, from the August 2026 rulebook.
August 24, 2026 · 22 min read
Weight cut & fight weekWeight cutting for BJJ tournaments
IBJJF weighs you in your gi, once, minutes before your first match. What that removes from an acute cut, and what judo and wrestling do instead.
August 24, 2026 · 19 min read