Summary: Several researchers say there is not an upper limit to human lifespan, contradicting studies which point to a maximum human lifespan. However, a new report from the CDC suggests that both sides of the debate may be missing the point. [This article first appeared on LongevityFacts. Author: Brady Hartman. ] While many studies have set an upper limit on human lifespan at around 115 … Continue reading These researchers argue there is no upper limit to our lifespan