Exercise is good for us, and inactivity isn't. A new study emphasizes that not only is that true, but the pattern of inactivity – as well as the amount of inactive time – can increase the risk of mortality.
mortality risk
For many years Body Mass Index, or BMI, has been the go-to index for establishing trends in population weights, and has also been used to establish what are the best BMIs to avoid certain ailments such as diabetes as well as early death. It has been widely accepted that the relationship of BMI and risk of death, or mortality, is J- or U-shaped.