COUCH potatoes are inspired to exercise more if they hang out with fit friends, a study says.
这 国民保健服务 says people should get at least 2.5 hours of exercise per week, but millions fall short.
They looked at activity among 372 military personnel and found people stick together with those who are a similar level of 健康.
If left alone, the groups slumped towards becoming lazier and exercising less.
But in a simulation that mixed fitness buffs with out-of-shape people, the inactive ones began exercising more to mirror their partner.
他们添加了: “We found that discouraging socially acceptable sedentary behaviour will reduce drop-out of moderately active people.”