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LetsRun.com s Track Talk
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8 hours ago
(Sponsor) The AIRWAAV Performance Mouthpiece is a relatively new training tool that launched late in 2020 after nearly 16 years of research. The AIRWAAV performance mouthpiece fits along your bottom teeth and pushes your jaw just forward enough to create the “optimal airway opening,” resulting in:
Increased endurance by reducing respiratory rate by 20%, resulting in less lactic acid production
Increased strength by improving muscular endurance
Faster recovery times by reducing cortisol build-up by up to 50%
The magic returned to Hayward Field Magic Johnson may be going there next, and there was magic on the roads with triathlete Beth Potter bettering the world 5k record, and World Champion Ruth Chepngetich breaking the half marathon record.