Verywell Health on MSN
How each body system works for your health
Medically reviewed by Michael Menna, DO Key Takeaways The circulatory system carries oxygen and nutrients throughout the body and removes waste.The lymphatic system helps fight disease by creating and ...
Live Science on MSN
How much of your body could you lose — and still survive?
Five vital organs are essential for life, but survival is more medically complex.
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