That jittery feeling is a sign to change course, not panic. Drinking too much coffee can overstimulate your nervous system, leading to jitters, anxiety, digestive upset, a racing heart, and sleep ...

What drinking too much coffee does to your body—and how to recover, according to RDs

MSN: How much coffee is too much? Here’s what the science says

MSN: How Much Coffee Is Too Much? What Science Says About Its Surprising Health Benefitsand Hidden Risks

How Much Coffee Is Too Much? What Science Says About Its Surprising Health Benefitsand Hidden Risks

Moderate coffee consumption (up to 400 milligrams of caffeine for healthy adults, or about 3 to 4 cups daily) may benefit brain, heart, and metabolic health. Too much coffee may cause sleep issues, anxiety, or digestive discomfort, especially in people who are sensitive to caffeine.

Yahoo: Did You Drink Too Much Caffeine? Here Are 5 Ways To Counteract The Side Effects

Caffeine can sometimes be too much for your body to handle, causing side effects like jitters and dehydration. Luckily, there are ways to combat those symptoms.

Did You Drink Too Much Caffeine? Here Are 5 Ways To Counteract The Side Effects

CNET on MSN: I was packing too much espresso. An expert explains the ideal amount for each shot

I Was Packing Too Much Espresso. An Expert Explains the Ideal Amount for Each Shot ...

I was packing too much espresso. An expert explains the ideal amount for each shot