With this good tuna, I hope to help cheer up Japan

Kiyoshi Kimura, who bought a bluefin tuna for a record 155.4 million yen (HK$13.70 million) at a Tokyo auction

The richest use medical services more frequently, but the chance of them contracting a chronic disease is lower

Professor Gabriel Leung, of HKU's school of public health, on the disparity between the city's rich and poor when it comes to seeking health care