Many athletes take ginseng as part of their training. In a study published in Clinical Therapy, Italian researchers gave 50 physical education teachers a placebo or ginseng (with some vitamins and minerals), and then had them run on a treadmill, Hearts and lungs in the ginseng group worked more efficiently, and those subjects' stamina increased significantly, Ginseng is safe, but it does have anticoagulant action. so increased bruising is possible.
