Which of the following is a common symptom of respiratory infections?

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Q: Which of the following is a common symptom of respiratory infections?

Solution: Shortness of breath is a common symptom of respiratory infections, as they can obstruct airflow and reduce oxygen intake.

Steps: 4

Step 1: Understand what respiratory infections are. They are illnesses that affect the lungs and airways.
Step 2: Identify common symptoms of respiratory infections. These can include coughing, fever, and shortness of breath.
Step 3: Focus on shortness of breath. This means having difficulty breathing or feeling like you can't get enough air.
Step 4: Recognize why shortness of breath happens. Respiratory infections can block airflow in the lungs, making it hard to breathe and reducing the amount of oxygen you get.