‘The easier it is to do, the harder it is to change.’ –Eng’s Principle

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Nicotine is not only very, very addictive, as a central nervous system stimulant it can also affect our motivations and behaviors in a wider sense. One of the behaviors it can modify is appetitive behavior. It’s a well-funded fact that smokers tend to have a lower body-mass than non-smokers, and that smokers who quit have a tendency to gain weight, although until now the neurobiological mechanism for this modulation was unknown.

Recent findings from two different publications reveal parts of this mechanism, but while most reports have pin-pointed the results involving appetite suppression through pro-opiomelanocortin neurons, there is evidence that the complete picture is more complicated than that.

{ Ego Sum Daniel | Continue reading }

photo { Penny Cottee }