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Nutrition

Water and exercise: your needs change

2026-10-09 · Health in Action editorial team

There is no single bottle size that is right for everyone. Weather, activity duration and sweating all matter.

Put it into practice

Bring water and drink regularly according to thirst and conditions. You do not automatically need a sports drink for a short, ordinary session.

Things to keep in mind

Long exercise in hot weather requires more planning. If a clinician has restricted your fluids, general advice does not replace that instruction; excessive drinking is not a goal either.

Your next step

Educational information for adults. Seek individual professional advice for illness, pregnancy, injury or prescribed treatment.