Why do some people suffer from nose bleeding at higher altitudes?

Explanation

### Step-by-Step Solution:

1. **Understanding Altitude and Atmospheric Pressure**:
- At sea level, the atmospheric pressure is higher due to the weight of the air above. As we ascend to higher altitudes, the amount of air above decreases, leading to lower atmospheric pressure.

2. **Effect of Lower Atmospheric Pressure on the Body**:
- When a person climbs to a higher altitude, the lower atmospheric pressure can cause changes in the body. The pressure inside the blood vessels remains relatively higher compared to the surrounding atmospheric pressure.

...