Whooh, man it’s hot! The summertime heat really puts a strain on the body, especially if you are one of those people whose feet and ankles swell up and feel heavy on hot days. What causes this? “When it’s warm the blood vessels in the body expand,” German pharmacist Ursula Funke explains. Blood circulation slows down and the veins lose their elasticity, which in turn can allow fluids to leak into the tissue of your feet and legs. At the same time, the veins struggle to pump blood back to the heart, with fluids pulled down into the legs by gravity, and the swelling starts. “Women are more prone…