it causes the largest amount of at least 65 to 70% of all deaths are due to ncd. mostly heart diseases, but of course you have cancer, res spirer to diseases. as custodians of world being, i have a feeling there's been a failure in the system to protect the public, and i think that's a sad thing. ♪ >> food is quality and its overconsumption lies at the heart of tonga's dilemma. many tongans are quite literally eating themselves to death. noncommunicable diseases such as heart and respiratory diseases have surged and life expectancy has dropped to 67 years from 72 years in the past half decade. many families have abandoned a traditional healthy diet of fish, food, and vegetables for imported junk food. globalization has led to an even greater consumption of cheap fatty food imports like tinned corned beef, industrial chicken, and mutton, a cut of sheep flat removed from bee neath the krikz had which is mostly imported from new zealand. mutton can be bought for 1 u.s. dollar while a key loaf chicken can be bought for $1.50. there's an display of fresh produce for sa