Average life span of the time was no more than about 40 years, making it almost impossible that there is very much truth in the accounts of his life. (religion.blogs.cnn.com)
The first genetic clues for slowing aging emerged from animal models in which the effect of individual genes on average life spans could be tested. (scientificamerican.com)
Like any small pet, hamsters do have a relatively short average life span. (petcareeducation.com)