Bryan Johnson, the US-based billionaire known for his extreme anti-ageing experiments, has once again grabbed attention—this ...

A five-year-old boy died Friday morning in Michigan in an explosion inside a hyperbaric chamber where he was receiving medical treatment, according to officials. Police and fire officials were ...

Aimee Copeland shows improvement in palms after time in hyperbaric chamber, father says. May 17, 2012 / 6:21 PM EDT / CBS News An undated photo shows Aimee Copeland with her family.