A new biohacker has arrived to challenge Bryan Johnson for his spot on the anti-aging throne. Dave Pascoe is 61 yet he youthful looks reflect that of his body – which he say is technically just 38.A new biohacker has arrived to challenge Bryan Johnson for his spot on the anti-aging throne. Dave Pascoe is 61 yet he youthful looks reflect that of his body – which he say is technically just 38.Read MoreHealth News | Mail Online