You don't need to run a marathon — or wear a gorilla suit — to get a discount on John Hancock's new life insurance program. But at least one of them may help. Rick Rycroft/AP hide caption itoggle caption Rick Rycroft/AP The Two-Way John Hancock Hopes You'll Trade Activity Data For Insurance Discounts April 8, 2015 Life insurance customers will receive discounts each year based on their activity levels. The practice is used in Australia, Europe, Singapore and South Africa. But privacy experts are concerned.