Unhealthy people in general will do poorly at those tests. Even if you don’t exercise, but are active, you will do better than a sick person. The study’s benef

Unhealthy people in general will do poorly at those tests. Even if you don’t exercise, but are active, you will do better than a sick person. The study’s benefit is that folks should get tested and if their fitness level is poor, figure out why. The conclusion isn’t, “I exercise and therefor i will live longer”