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“The caffeine in coffee can lead to increased heart rate and blood pressure, ... A 2018 study showed that caffeine has a positive result on time trial endurance performance for athletes. “The ...
A blood pressure of less than 120/80 mm Hg is considered normal. The bottom number, diastolic blood pressure, measures the force when the heart is at rest. Coffee and High Blood Pressure: Is It ...
Individuals may have genetic differences that could affect their ability to metabolize caffeine, Routhenstein noted, which means coffee’s effects on heart rate and blood pressure can vary from ...
The health effects of coffee include various possible health benefits and health risks. [ 1 ] A 2017 umbrella review of meta-analyses found that drinking coffee is generally safe within usual levels of intake and is more likely to improve health outcomes than to cause harm at doses of 3 or 4 cups of coffee daily.
Tolerance to the effects of caffeine occurs for caffeine-induced elevations in blood pressure and the subjective feelings of nervousness. Sensitization, the process whereby effects become more prominent with use, may occur for positive effects such as feelings of alertness and wellbeing. [122]
Caffeine dependence can cause a host of physiological effects if caffeine consumption is not maintained. Withdrawal symptoms may include headaches, fatigue, difficulty concentrating, lack of motivation, mood swings, nausea, insomnia, dizziness, cardiac issues, hypertension, anxiety, backaches, and joint pain; these can range in severity from mild to severe. [18]
However, one study found that drinking coffee in moderation could decrease the risk of high blood pressure, high cholesterol and other heart health risk factors, says Dr. Edo Paz, MD, MPH, a ...
A number of clinical studies have shown a positive association between caffeine ingestion and panic disorder and/or anxiogenic effects. [34] [35] People who have panic disorder are more sensitive to the anxiety-provoking effects of caffeine. One of the major anxiety-provoking effects of caffeine is an increase in heart rate. [36] [37] [38] [39]