Do you regularly consume processed foods? This may dampen your circulation causing oxidation of the arterial lining which in turn may lead to unwanted plaques and hardening. Denatured fats as opposed to natural fats are mainly to blame and are most often found in packaged, processed junk food. Stick to a whole foods natural diet high in phytonutrient-rich vegetables and greens. Drink plenty of water and drink herbal teas that support circulation and blood. Daily exercise and movement is vital for circulation and the pumping of your heart muscle. Some top nutrients to keep in mind are Omega 3s, coQ10, magnesium, and various bioflavonoids. Keep ticking happily!