Coffee is known for its energizing effects, and research has linked it to a lower risk of chronic conditions like heart disease and certain cancers. But how does it affect blood sugar? Here’s what experts say. One of the ways coffee influences blood sugar is through the caffeine it contains, Catherine Metzgar, PhD, RD, a registered dietitian and director of coaching at Virta Health, told Health. Here’s how it works: Caffeine triggers the nervous system’s fight-or-flight response and stimulates the release of the stress hormones cortisol, epinephrine, and norepinephrine. These hormones signal the liver to release stored glucose into the bloodstream, causing a temporary rise in blood sugar.
More, here.
