HealthIs stem cell therapy about to transform medicine and reverse ageing? A clinical trial to reverse age-related vision conditions using stem cell treatment could finally deliver on the promise of a major discovery in ageing and regeneration made 20 years ago, says columnist Graham Lawton Comment
HealthWhy the right kind of stress is crucial for your health and happiness Stress is linked to many of our biggest killers, but a growing body of research suggests that certain types can sharpen the mind and strengthen the body. Here’s how to find your perfect dose Features