It means there is an inverse relationship between the two metrics with a lag between the second and first metrics. The lag time can amount to one day, one week, or one month, depending on which chart view you’re using.

Here’s what it looks like:

This chart means that an increase in your walking heart rate this week correlates with a decline in the amount of time you spend reading the news next week in 75% of cases.

Or that a decrease in your walking heart rate this week correlates with an increase in the amount of time you spend reading the news next week in 75% of cases.

If you’re the type of person who spends too much time online, try working out more often — it may help you cut back on your obsessive news consumption.