Caffeine is a substance that is naturally obtained from plants and it can be artificially produced as well. Lots of plant seeds contain caffeine like kola nut and coffee beans. There are lots of drugs that you can get over the counter which contain caffeine as it has some health benefits when taken as prescribed. It’s not healthy to consume more than 400 milligrams of caffeine on a daily basis as it comes with some nasty consequences.
You will learn more about caffeine, the harmful effects in the body and how it can be avoided. When you consume caffeine on a regular basis your body adjusts to its effects but the degree of tolerance depends on your age, body mass, and other health conditions.
Central Nervous System
Caffeine serves as a stimulant on the nervous system as it get to the brain fast. It makes you more alert and active, keeping you awake and more energetic. A lot of people use it to avoid being drowsy. However, an overdose of caffeine can result in a headache so you need to watch out. Symptoms of withdrawal include anxiety, irritation, and drowsiness.
Caffeine gets to your brain quickly and also serves as a central nervous system stimulant in the body. The most noticeable effect is alertness. It can make you feel more awake and less tired or likely to sleep, so it’s a common ingredient in medications to treat drowsiness.
Although there is common knowledge of drinking coffee to recover from the negative hangover of too much alcohol, caffeine doesn’t actually help your body process alcohol any faster.
If you’re not used to the substance, then caffeine can make you extremely nervous especially when taken in large quantity. If you have an anxiety disorder or emotional disturbance, caffeine may make it worse. Furthermore, it’s not ideal for people who experience insomnia.
Digestive and Excretory Systems
Withdrawal from caffeine can cause nausea and vomiting. The symptoms of caffeine overdose include diarrhea, excessive thirst, and increased urination.
Caffeine increases the acid content in your stomach and results to stomach upset or diarrhea. Withdrawal symptoms include nausea, while overdose symptoms include diarrhea, increase in urination and thirst.
Caffeine can increase the blood pressure as it accelerates the heartbeat. An overdose can result to irregular heartbeat and other heart related issues.
Osteoporosis: When there is an overdose of caffeine in the body it affects the bones as the substance is absorbed by the body and it interferes with the metabolism of calcium.