Fitness: Blood, sweat and years – a look at genes, exercise and longevity

Is regular exercise an insurance policy against an early death? Or is longevity more the result of good genes rather than an active lifestyle?
The debate between nature and nurture is ongoing, but a 2017 study published in the British Journal of Sports Medicine comparing the health and mortality of 900 former elite athletes and their brothers sheds new light on the power of exercise and healthy habits to add years to life.
Several studies have reported that athletes — for endurance and tea