Have you ever heard of nitric oxide reviews? Many people may wonder exactly what they are but nitric oxide has saved people’s lives. One example is from a man who was just over 50 years old. He suffered a mild heart attack and was put on a drug called Lipitor. Due to his active lifestyle and increased use of vitamin supplements he assumed that his heart attack days would be over.However, this man continued to have shortness of breath and severe chest pains. He then decided to try nitric oxide and it made a huge difference in his health.