Because the frequency of left-handedness has seemingly remained stable over time, it suggests that there has been pressure by
natural selection to preserve left-handedness in the population(Perri Klass, 2011).
Kit Rich,
who is a celebrity trainer and co-owner of SHIFT by Dana Perri, says:“When you want to burn fat from your midsection
it's important to first look at what you're eating.
Canine scientist, Angela Perri, travels the world learning about the origins of dogs,
particularly our closeness with them across cultures, and she has compelling evidence that this human-dog connection runs pretty deep.