Water and circulation — Heart Valley · Body Quest
Blood is mostly water. Help your crew stay hydrated on a hot day. On hot days and during sport the body loses water through sweat to cool down.
Your task
Make the best choices.
- Blood plasma is about 90% water.
- A fictional journey, not medical advice. If you feel unwell, talk to a trusted adult or a health professional (Portugal: SNS 24 — 808 24 24 24; emergency: 112).
- Every body is different and every body is valid. Nothing about you or your health is collected.
Score
- Body knowledge — You understood how this part of the body works.
- Healthy habits — You chose habits that help your body.
- Safe & ask for help — You stayed safe and knew when to ask a trusted adult.
Real science
On hot days and during sport the body loses water through sweat to cool down.
Heart Valley
A fictional journey, not medical advice — we never diagnose. Pain, injuries or worries: talk to a trusted adult (SNS 24: 808 24 24 24; emergency 112; SOS Criança 116 111). Nothing about you or your health is collected; progress stays on this device.
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