The New York Post reports results of research done in Israel where scientists reversed the aging process in seniors by having them spend 90 minutes a day, five days a week, for three months, in a hyperbaric oxygen chamber. Senescent cells declined and telomeres lengthened, both good signs.
I do hope they get this technology perfected in time for me to take advantage of it. It sounds excellent and entirely painless - it doesn't involve a weird diet of roughage and sprouts.