The maximum human lifespan was only a little over one hundred and twenty years.
That was the conclusion scientists in Xu Tong's world had reached in his previous life.
However, it might not hold true in the Primordial World.
After all, spiritual qi existed here, defying the laws of biology.
In actual fact...
Based on Xu Tong's understanding of the Primordial World, ordinary members of the Human Race born in the postnatal era...
If they did not cultivate...
Could actually live to around 150 at most.
And that still had to account for all kinds of wear and tear.
For instance, illnesses suffered at birth or in childhood, and development shaped by nutritional intake during adolescence.
The wear on the body caused by various daily habits and the work performed during youth and middle age.
How well they cared for their bodies in old age, and whether, amid unpredictable accidents in which things could so often go wrong...
They could remain in a normal state.
All of these could threaten an ordinary person's chances of surviving to over a hundred and fifty.
Yet Pengzu had managed it.
With the body of a mortal.
He kept a regular daily routine, and drank only the dew condensed on leaves by the mountains at the moment the morning glow appeared.
He rarely ate meat, but his teeth remained sound.
He had merely been a man from the final years of the Zhou Dynasty.
Yet he had lived all the way into the Spring and Autumn Period, and was still around.
Even when he was eight hundred years old...
Who knew how many kings of the past, filled with questions and dreams of everlasting life...
Had already met this patriarch of longevity.
Yet all they seemed to find was an utterly ordinary old farmer,