Negative Effects of Daily Coffee Drinking

introduction

Coffee is an essential drink for many people every morning. It can refresh the mind and increase work efficiency. However, excessive coffee intake may have negative effects on our body and health. This article will explore the negative effects of daily coffee drinking.

1. Increased anxiety and tension

High intake of caffeine can stimulate the central nervous system, causing people to feel more anxious and nervous. This is because caffeine can block adenosine receptors, thereby increasing the release of excitatory neurotransmitters such as adrenaline, norepinephrine and dopamine. Long-term high tension may lead to insomnia, cardiovascular problems and mood disorders.

2. Interfere with sleep quality

Most people don’t realize that drinking coffee at night can interfere with their sleep. Since caffeine is a stimulant, consuming it at night can delay the onset of sleep and affect the depth and quality of sleep. Studies have shown that it takes 5-6 hours for caffeine to be completely eliminated from the body after consumption, so drinking coffee at night may lead to difficulty falling asleep and shallow sleep.

3. Cause gastrointestinal problems

Caffeine stimulates gastric acid secretion, which may lead to problems such as heartburn, indigestion and gastric ulcers. In addition, coffee has a diuretic effect, and excessive intake increases the risk of frequent urination. For people who already have gastrointestinal problems, drinking large amounts of coffee every day may aggravate the symptoms.

4. Increased cardiovascular risk

Although moderate coffee consumption can improve heart health, excessive drinking has the opposite effect. Excessive caffeine intake can cause high blood pressure and heart rate, and increase the risk of cardiovascular events such as arrhythmia, coronary heart disease and stroke. People who already have heart problems or high blood pressure should pay special attention to controlling their daily drinking.

5. Dependence and withdrawal symptoms

Caffeine is an addictive substance, and long-term intake can cause the body to become dependent on it. When people suddenly stop drinking coffee, they may experience withdrawal symptoms such as headaches, anxiety, irritability, and difficulty concentrating. This is why many people need to drink coffee every day to stay awake and energetic.

in conclusion

Although moderate coffee consumption can bring some benefits, excessive daily coffee consumption may have negative effects on our bodies and health. While enjoying the delicious taste, it is important to control your daily intake and pay attention to whether you experience the negative reactions mentioned above.

References:

[1] Nawrot P, Jordan S, Eastwood J, et al. Effects of caffeine on human health[J]. Food Additives & Contaminants Part A Chemistry Analysis Control Exposure & Risk Assessment, 2003, 20(1):1-30.

[2] Juliano LM, Griffiths R R. A critical review of caffeine withdrawal: empirical validation of symptoms and signs, inciDEnce, severity and asSOCiated features[J]. Psychopharmacology, 2004, 176(1):1-29.