I know. It's hard to live (and age) in a culture that markets a sell-by date on sexuality, virility, and attractiveness in general. The secret to ageless immortality? Well, start with yoga--the flexibility you gain, the inflammation you can relieve (inflammation being the harbinger of age-related immobility and general grumpiness), and the sense of well-being you can attain does much to cure you of your self-imposed ageism. There's that, and also the beautiful peace that comes self-acceptance and not giving a damn what other people think of you.
But until you reach that point, here's something to lighten up your path to enlightenment (via elephant journal).