Studies related to Insulin Sensitivity and Nicotine

Nicotine Infusion Acutely Impairs Insulin Sensitivity In Type 2 Diabetic Patients But Not In Healthy Subjects

Nicotine infusions to mimick cigarettes, in healthy and diabetic persons, failed to insulin insulin resistance and exacerbated insulin resistance (respectively; so bad for diabetics). Blood pressure and heart rate was unaffected in both groups, and trended towards an increase.