Signs of a Healthy Penisthere shouldn't be any sores, warts, or unusual discharge in a healthy penis. The color of the penis should be close to that of the surrounding skin, however, it may be somewhat darker or lighter. Additionally, there should be no discomfort experienced in the penis during urination or sexual activity. The appearance, feel, or functionality of the penis suddenly changing is not a signs of a healthy penis. To find out more, go to Outlook Health.