Having whiter teeth can have many benefits, it can especially make a person look younger and healthier. Many people, regardless of age, are venturing to teeth whitening to enhance the beauty of their smiles. Fortunately, most whitening processes are effective. Based on clinical studies , 96% of patients with common stains experience some lightening effect. But, be forewarned that whitening has to be repeated periodically if you want to maintain a sparkling smile. Whiteness can start to fade in a month. For senior citizens wanting to have whiter teeth, the best step is to consult your dentist first. Don't rush into the drugstore and start putting chemicals on your teeth without professional advice. Talking with your dentist about proper teeth whitening and what you options are is the key in getting effective and longer lasting teeth whitening results. Everyone deserves to have a beautiful and healthy smile.