[2] Dogs are restrained by a collar around their neck or a harness,[3] or by simply following their guardian with familiarity and verbal control.
Matthew Reeves, the co-author of the study said, "There is no magic bullet in getting people to reach those benchmarks but walking a dog has a measurable impact.
In some jurisdictions, dog walking businesses[9] must be licensed and have employees trained in animal first aid.
[11] In the United Kingdom, some jurisdictions may require dog walkers to obtain business or advertising licenses.
However, dogs that display aggression undermines these benefits, “extracting a considerable social and emotional toll for people”.