Vending machines can serve a multitude of purposes for consumers that range from providing food items to exchanging coins for paper money (or vice versa). Because the pathway to starting a vending machine business is so accessible, the sum of costs involved in operating the machine(s) is sometimes overlooked.
Cancer can also cause blood thickening. Not all blood clots are caused by thick blood. Blood clots leading to heart attacks and strokes can be formed when thin blood comes into contact with plaque, which triggers a blood clot. Some blood clots result from sluggish blood flow or poor circulation.
Varicose Veins. Varicose veins are bulging, swollen, purple, ropy veins, seen just under your skin, caused by damaged valves within the veins. They are more common in women than men and often run in families. They can also be caused by pregnancy, being severely overweight, or by standing for long periods of time.he symptoms include: 1  Bulging, swollen, purple, ropy, veins seen under the skin. 2  Spider veins -- small red or purple bursts on your knees, calves, or thighs, caused by swollen capillaries (small blood vessels).