Have you heard about hypoxia? Try to gather information about it, and discuss with your friends.

Explanation

### Step-by-Step Solution to the Question on Hypoxia

**Step 1: Define Hypoxia**
- Hypoxia is a medical condition characterized by a decreased supply of oxygen to the tissues. It can occur due to various factors that affect the availability or utilization of oxygen in the body.

**Step 2: Understand the Causes of Hypoxia**
- The primary cause of hypoxia is a reduced partial pressure of oxygen (PO2) in the arterial blood. This can result from inadequate oxygen supply, poor circulation, or the body's inability to utilize oxygen effectively.

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