cardiovascular system , is an organ system that permits blood to circulate and transport nutrientsoxygencarbon dioxidehormones, and blood cells to and from the cells in the body to provide nourishment and help in fighting diseasesstabilize temperature and pH, and maintain homeostasis.

Stroke Prevention: Should I Have a Carotid Artery Procedure?

Guides through the decision to have a carotid endarterectomy or carotid artery stenting to prevent stroke if you have not already had a stroke or TIA. Lists pros and cons. Explains risks. Looks at other treatments. Has interactive tool to help you decide.

Varicose Veins: Should I Have a Surgical Procedure?

Discusses reasons to have or not have surgery or a procedure for varicose veins. Includes info on sclerotherapy, laser treatment, microphlebectomy, and radiofrequency closure. Includes interactive tool to help you make your decision.