Life Lines by Dr. Dolittle

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Tag Archive for ‘walk’

Day 1: Experimental Biology 2021

I attended a really great session this afternoon on the Evolutionary Physiology of Locomotor Behavior: Causes, Consequences, and Mechanisms.   The session started with a talk by Dr. David Raichlin from the University of Southern California who spoke about locomotion from a human perspective. He described how locomotion is not only essential for the survival of species, but also provides benefits for the aging brain. It was fascinating to learn […]

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Take Time for Activity Snacks

There went another day spent sitting at my computer in virtual meetings with easily accessible snacks in the kitchen nearby. Okay, granted this is not a comparative physiology topic. But it is something many of us can relate to in this age of Covid-19. In a new study published in the Journal of Applied Physiology, researchers explored what happens when people seek out so-called “activity snacks” instead of the salty […]

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Are humans really just upright cats?

Okay seriously, humans are not actually cats. But, humans and cats do share similar nervous system control over how we move from one place to another, i.e. locomotion as described in a recent review article published in Physiology. The ability for mammals to finely control movement depends on two main control systems located in the brain and spine as well as sensory feedback from the skin, muscles, tendons, eyes, and […]

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