Humans have long relied on the sense of taste in the struggle to survive and multiply. A bitter taste alerts us to a plant that may be poisonous. A sweet taste tells us that a plant is likely high in calories and can help sustain us.
Pretty much every medical organization has told men to back off on screening for prostate cancer, because it can lead to unneeded treatment, including surgery that can leave a man incontinent and impotent.
Men still need a prescription for the diamond-shaped blue pills. But instead of going to the pharmacy in person, or taking their chances buying from an online pharmacy of unknown repute, men will be able to buy Viagra from the maker of the drug itself and have it shipped to their homes.