Bryan Johnson, the tech mogul turned anti-aging guru, is under fire as his ex-fiancée, Taryn Southern, accuses ...

That control is starting to fray as Mr. Johnson, a longevity guru known for performing experiments on his body, faces a ...

Max G, co-founder of Zero Health, claims Bryan Johnson's age-reversal plan has made him look 18 at 28. Following the intense regimen for two years, he notes impressive biological markers but also ...