Gotham Jiu Jitsu advises tuck chin

- Gotham Jiu Jitsu posted that tucking the chin when pushed or thrown helps protect the brain and reduces head-impact risk during falls in partner drills. (x.com) - Another training post recommended knee sleeves and belts for joint support during heavy judo sessions to limit strain and assist rehabilitation. (x.com) - These simple protective measures—chin tucking, joint supports and fall awareness—are practical ways to lower concussion and knee-injury risk during regular randori. (x.com) (x.com)