Question

When a person is making cardiovascular gains through aerobic activity, they are increasing the amount of When a person is making cardiovascular gains through aerobic activity, they are increasing the amount of to the to the and lungs.

Answer 1

When a person is making cardiovascular gains through aerobic activity, they are increasing the amount of **oxygen** to the **muscles** and **lungs**. This improved oxygen delivery enhances endurance and overall cardiovascular efficiency.