Глубина, головокружение, гигиена
Sinkhole deep center — float ring weak swimmers; exit slow dizziness.
Практика
- Stay marked shallow if non-swimmer — depth drops fast.
- Limit first session 30 min — blood pressure shift.
- Hydrate — thermal dehydrates despite water.
- Slippery deck — slow steps handrail.
- Medical condition heart — doctor clearance package.
- Lily stem tangle rare — calm float not panic.