Learn your IBJJF masters division: Master 1 through Master 7 by birth year, masters match durations, the register-younger rule, and belt caveats for 30+ competitors. (165 chars — trim to ≤160 at release)
Learn when to stretch around BJJ: dynamic before class, static after, the evidence on injuries and soreness, and a simple hip, spine and shoulder mobility routine
What a BJJ green belt means for teens and parents: the IBJJF youth age band, the three green sub-belts, what young grapplers learn, and how promotion works
What to expect in your first BJJ class: the class flow, what to bring, day-one etiquette, and how to prepare — from Stephan Kesting’s Grapplearts guide
What a BJJ grey belt means for kids: the IBJJF youth age bands, the three grey sub-belts, what children learn, and how stripes and promotion work
Free every Tuesday
The week’s biggest stories from BJJ, judo, wrestling, and submission grappling—curated for people who train.
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What a BJJ yellow belt means for kids: the IBJJF 7–15 age band, the three yellow sub-belts, how it differs from grey, and how stripes and promotion work
What the BJJ orange belt means for older kids: the IBJJF youth age band (10–15), the three orange sub-belts, what children learn, and how stripes and promotion are decided
A practical first-open-mat guide covering visitor permission, beginner eligibility, gear, partner expectations and a seven-step checklist.
A source-checked guide to the brown-belt stage, with current IBJJF requirements, registration examples and the path toward black belt.
