The Effects of Caffeine on Your Body

Generally, many people rely on a morning cup of coffee or a push of caffeine in the afternoon, in order to get through the day. Caffeine not only helps in keeping you awake, but it is also a central nervous system stimulant, it affects your body in different ways.

However, if you know the long-term effects and symptoms of caffeine on your body, you might think twice before having that fourth cup of coffee. In this article, we will be discussing the effects of caffeine on your body.

Central nervous system

Caffeine acts as a stimulant for the central nervous system stimulant. When caffeine reaches your brain, the most noticeable effect which you might feel is alertness. You’ll feel less tired and more awake. Therefore caffeine is also used in medications for treating or managing headaches, drowsiness, and migraines.

According to the studies by various researchers, it has been found that people who drink coffee regularly have a lower risk of developing dementia and Alzheimer’s, and it also cuts suicide risk by 45 percent. However, these benefits are only limited to the individuals who drink high-octane coffee, not decaf. Some people also consider coffee as a health drink, but like any other food, over intake of coffee can cause side effects.

Some common symptoms of caffeine withdrawal include:

  • a headache
  • anxiety
  • irritability
  • drowsiness
  • tremors (in some cases)

Common symptoms of an overdose of caffeine include: 

  • hallucinations 
  • confusion
  • vomiting

Digestive and excretory systems

Excessive caffeine may cause heartburn or upset your stomach, by increasing the amount of acid in your stomach. Extra caffeine is not stored in your body, it is processed in the liver and exits through urine. Therefore after having a high amount of caffeine, you can even have an increase in urination.

Circulatory and respiratory systems

Within an hour or two, caffeine reaches its highest levels in your bloodstream. Therefore caffeine can also make your blood pressure go up for a short period of time, however generally there is not a long-term effect on blood pressure. In case if you are having heart-related problems or high blood pressure (hypertension), you should consult your doctor, whether it is safe for you to consume caffeine.

Skeletal and muscular systems

A large amount of caffeine can also interfere with the absorption and metabolism of calcium. This may also lead to bone thinning (osteoporosis). Your muscles may also get twitched due to high caffeine consumption.

Reproductive system

Researchers have identified that the estrogen production and metabolism needed to conceive, can be affected due to the large amounts of caffeine intake. Further, a high intake of caffeine can slow down fetal growth and can also increase the risk of miscarriage.

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