Smaller veins called venules then go back into the larger veins that pushes the blood back to the heart
Exercise intensity refers to how much energy is expended when exercising. Perceived intensity varies with each person. It has been found that intensity has an effect on what fuel the body uses and what kind of adaptations the body makes after exercise.
Answer:
Vaccinations are not always effective.
Explanation:
trust me
Biomechanics is the term. Its studies the structure and function of biological systems.
It is called a side effect of the medication