only increased the blood pressure of people who usually don’t drink coffee. (42)
Further reading: Steps you can take to lower your blood pressure without medication.
Coffee can cause insomnia
Because coffee stimulates your brain and makes you more alert, drinking too much coffee daily can negatively affect your sleep patterns.
The Journal of Clinical Sleep Medicine reported that the stimulating effects of caffeine (400 mg) can last forup to 6 hours. Researchers found that even a moderate dose of caffeine 3 or 6 hours before going to bed can cause sleep disturbance. (43)
If you still can’t get to sleep despite not drinking coffee in the evening, learn about natural way to improve your sleep patterns.
Coffee is addictive
Habitual coffee drinkers who drink too much coffee per day can become addicted to coffee.
The Journal of Caffeine Research reported that people dependent on coffee can find it difficult
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