But most studies have shown that, onaverage, exercise may actually help ward off migraines.

但绝大多数研究显示，一般而言，运动可能实际上能帮你远离偏头痛。

But supertasters also weigh more onaverage than non-supertasters, and weight increases cancer risk.

但有一点，品尝师们的体重一般都比普通人重，而体重会增加患癌症的风险。