Learn about the side effects of too much caffeine, including how much caffeine is safe and what the symptoms of too much caffeine are. Caffeine is a stimulant drug found in coffee, tea, and many other beverages. It is most commonly consumed to help people stay awake and alert. Caffeine can have both positive and negative effects on the body. Positive benefits of caffeine include increased focus and better moods.
Adverse side effects of too much caffeine over dosage include anxiety, insomnia, digestive issues, heart beat fast, nausea, and high blood pressure.
The amount of caffeine in a person’s body is affected by factors like their tolerance, the amount and type of caffeine, and the time of day they consume it. So, you can find how much caffeine is too much?
And it’s also essential to know how much caffeine is in a cup of coffee. So, please check those helpful posts for precautions.
Side Effects of Too Much Caffeine
Here are the top 7 side effects of too much caffeine. Let’s continue.
1- You may experience a Racing Heart or Fast Heart Beat.
Caffeine is the most popular stimulant in the world. It is found in coffee, tea, and chocolate. Caffeine gives you a boost of energy, but it can also have some side effects.
Racing Heart or Fast Heart Beat is one of them. Caffeine makes your heart beat faster and your heart race. You may experience a racing heart when you drink caffeinated beverages or eat foods with caffeine, like chocolate or energy bars.
Caffeine can increase your heart rate by 20-140 beats/minute, depending on the individual. In a study done in 1979, participants were given either caffeine or a placebo, and their hearts were monitored during exercise.
They found that caffeine increased the heart rate by an average of 45 beats/minute, with peak increases at 75 bpm throughout the study.
Another study done at the University of South Carolina found that the increase in heart rate during exercise is related to caffeine and elevated levels of epinephrine (adrenaline).
2- You may experience Nausea and Vomiting.
Too much caffeine can cause nausea and vomiting. This can happen when you drink more than 400mg – 500mg of caffeine or have more than 250mg of caffeine per day over a few days. It can cause nausea and vomiting when consumed in large quantities.
- Caffeine stimulates the central nervous system, which can cause nausea.
- The body cannot process caffeine quickly enough, which leads to increased blood pressure and heart rate. This increase in blood flow can lead to dizziness and nausea.
- Too much caffeine can also lead to dehydration which may cause nausea.
- Some people are more sensitive to caffeine than others, so that they may experience more symptoms. For example, pregnant or breastfeeding women should avoid caffeinated beverages as it could affect their baby’s health and development.
- If you consume too much caffeine, it can lead to vomiting.
- Caffeine can cause stomach upset, abdominal pain, and diarrhea, which people may vomit.
- Keep in mind that caffeine can stay in your body for 24 hours or more, so you may vomit several times over that day, depending on how often you consume caffeinated beverages.
3- You may experience Insomnia and Disrupted Sleep Patterns.
Caffeine can be a great way to get through the day, but it can also cause insomnia and disrupted sleep patterns.
- Caffeine can disrupt your circadian rhythms, making it hard to fall asleep and stay asleep at night.
- Caffeine consumption has been linked to increased anxiety levels and feelings of depression.
- You may experience insomnia and disrupted sleep patterns from too much coffee or caffeinated drinks like tea or soda.
4- You may experience Headaches or Migraines.
The human brain is sensitive to caffeine and can experience headaches or migraines from too much of it. Caffeine is also a vasoconstrictor, which will cause blood vessels to narrow. It can make your head feel like it’s in a vice, leading to headaches or migraines.
Many people drink coffee because it will make them more productive, but the opposite is often true. Caffeine makes people less productive and more anxious.
When you drink coffee for the caffeine content and not for the taste (which most people do), you are consuming something that might make you feel worse than before you started drinking it!
5- You may experience Anxiety.
Anxiety is a common side effects of too much caffeine consumption. It can make you feel on edge, nervous, and generally uneasy.
According to the National Institute of Mental Health, anxiety disorders are the most common mental illness in the United States. Here are some symptoms you may experience if you have an anxiety disorder:
- Anxiety that is difficult to control or goes away and comes back again
- Feeling tense or jumpy
- Having trouble concentrating
- Feeling irritable or restless
- Having trouble sleeping or having nightmares
- Having feelings of being detached from oneself, others, or the world around them
6- You may experience High Blood Pressure
High blood pressure is a common side effect of too much caffeine consumption. Caffeine is a stimulant that increases the production of adrenaline, which can cause an increase in blood pressure.
If you are experiencing a high blood pressure reading, scaling back, your coffee intake may be beneficial. Caffeine is a stimulant that increases the production of adrenaline, which can cause an increase in blood pressure.
The larger the caffeine content of a beverage, the more it can be detrimental to your health.
If you are experiencing a high blood pressure reading, scaling back, your coffee intake may be beneficial.
7- You may experience Digestive Issues.
Too much caffeine in coffee can cause digestive issues in some people. Caffeine is a stimulant, and it can cause gastrointestinal distress in some individuals.
Some people might experience digestive problems when they drink too much coffee because caffeine is a stimulant that can cause gastrointestinal distress in some individuals.
If you experience more digestive problems after drinking coffee, try cutting back on the amount of coffee you drink and see if that helps.
The side effects of too much caffeine are not very serious for most people who consume it responsibly. However, these side effects can be more severe for those who have an allergy to caffeine or are sensitive to it.