The recent deaths of two Navy Seals from Hypoxia brought on by shallow water black out while training emphasizes the concerns for swimmers trying to hold their breath underwater for extended times. Even experienced athletes can become a victim of this tragic phenomenon where oxygen is deprived from a swimmer's system during practice which can lead to drowning.
USA Swimming has published some excellent resources for the swimming community on this topic. Bob Bowman, CEO/Head Coach of North Baltimore Aquatic Club, discusses this very serious topic in these publications. These resources can help to prepare even highly experienced coaches to provide a safer environment for their swimmers - please use the links below to access them:
Posted December, 2015