Must the human lifespan have a limit?

From Kevin Loria in "Business Insider"  Jeanne Calment, the French woman who holds the record for the longest verified lifespan, died in 1997 at 122 years old. Few people, of course, ever become supercentenarians — 110 years old or older — and even fewer hit 115. So few people have exceeded that age, in fact, that a group of researchers published … Continue reading Must the human lifespan have a limit?