<qa>  What is the effect of LED never been examined in overweight patients with IHD?In western countries 80 of patients with ischemic heart disease IHD are overweight BMI 25. Weight loss using a low energy diet LED, 800 - 1000 kcalday has been shown to induce a considerable weight loss in obese but otherwise healthy patients and to reduce the risk of cardiovascular disease and diabetes in these subjects. Additionally, a British study using a very low energy diet VLED, 600 kcalday to obtain weight loss, has shown that subject with diagnosed type 2 diabetes had their blood glucose normalized after an 8 week VLED. However, the effect of LED has never been examined in overweight patients with IHD. 