In the new study, researchers found that excessive smartphone use is also linked to impulsivity.

More Screen Time = Less Self Control?

Virtually every person now owns a smartphone and uses it extensively.

Mature man using mobile app for live betting and online gambling and watching a sports match

Hirurg / Getty Images

The research was based on information gathered fromScreen Time, the Apple softwarethat tracks phone usage.

About 71% of participants overestimated and 17% underestimated their screen time, the study found.

Similar studies also have found a relationship between smartphone use and impulsive choice.

Group of friends staring at their smartphones

KARRASTOCK / Getty Images

Keep the results of these studies in mind before your next round ofCandy CrushorTikTokdeep dive.