We as Indians are proud of using natural remedies to treat various ailments and don't think twice before using them. However a new study suggests that using natural remedies jeopardise health especially when it comes to treating heart disease. Chinese physicians report on the case of a woman who presented with aconitine-induced cardiovascular symptoms. Their report warns that the use of this natural ingredient may lead to severe poisoning. (Read: 11 health drinks to keep your heart healthy and young forever) A 45-year-old Chinese woman was diagnosed with a severe heart-rhythm disorder bidirectional ventricular tachycardia (BVT) associated with aconitine poisoning.