Recent News: The Deep. Natalie Farrow was recently cast on Freeform's new pilot The Deep. They are waiting to see if it get's picked up, Catch Natalie Farrow's interview, talking all things iZombie and what it was like to play Ginger.
Caffeine can increase blood pressure; long term consumption at sufficiently high doses has been associated with chronic arterial stiffness. Blood pressure increases are mediated by adenosine receptor antagonism. Caffeine can cause vasoconstriction. It is unclear if caffeine causes increased heart rate as a side effect.
Drinking tea, even containing caffeine, was. 4 of 11 Pages. associated with a lower risk of myocardial infarction. 31 This suggests that substances in. coffee other than caffeine contribute to increased risk of heart attacks and decaffeinated. coffee increases heart attack risk.