For me, giving up the second cup in the afternoon makes all the difference. With just one cup in the morning, I enjoy quality sleep, reduced jittery and no ache

For me, giving up the second cup in the afternoon makes all the difference. With just one cup in the morning, I enjoy quality sleep, reduced jittery and no ache in the blood vessels. A second cup literally destroys my next day, and I would wake up tired, wanting even more coffee.