The essential
October 10, 2026
Swimming and rowing hydration: planning water and electrolytes
BREATHERSBLISS LAB
Being surrounded by water does not remove the need to drink. Swimming and rowing require a practical plan for bottle access, total session time and environmental conditions.
Pool swimming: set out your bottle before the set
Follow pool rules and use a suitable shatterproof bottle rather than glass. Position it without obstructing the deck and drink during agreed breaks. Wet skin makes sweat harder to notice; it does not prove that no fluid has been lost. A relaxed technique session and a long training set need different preparation.
Rowing on water and on the erg
In a boat, secure your bottle where it can be reached during an agreed stop. Sun, wind and distance from the landing stage affect logistics. On an indoor rowing machine, arrange ventilation and accessible drinks. If estimating sweat losses, assess each setting separately instead of assuming an indoor result applies on water.
Open water and long sessions
For a long swim, agree feeding arrangements with the organiser or support person beforehand. Do not improvise drink handling that compromises open-water safety. Electrolytes replace neither the carbohydrate component of an endurance plan nor safety support. Stop and seek help if you become unwell, whether swimming or rowing.
A useful post-session review
Record duration, conditions, drinks consumed and stomach comfort. For a before-and-after weight estimate, dry yourself and avoid soaked clothing that distorts the result. Resume drinks and meals as needed. BreathersBliss may fit an adult sports routine within its serving instructions; it is not a way to correct deliberate dehydration before a weight-category weigh-in.
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