Muscle contractions in your lower legs act as pumps, and elactic vein walls help blood return to your heart. Tiny valves in your veins open as blood flows toward your heart then close to stop blood from flowing backward. Causes of varicose veins can include: Age
The second one. Cody and Aleena are the antecedents and <em>their</em> is the pronoun referring back to them.
Order,<span> command, countermand, demand, mandate, mandatory, and remand.</span>
