Coffee is the most traded food in the world.
Caffeine occurs naturally in more than 60 plants. Those plants include coffee beans, tea leaves, kola nuts, cacao pods, etc
Caffeine is the most consumed psychoactive drug.
Unlike many of the other psychoactive drugs, it is legal in almost all parts of the world. Caffeine
When caffeine hits the brain, suppresses a neurotransmitter called adenosine.
Adenosine influences attention alertness and sleep. When adenosine level peaks, your body decides it is time to rest. Then you have trouble staying awake and paying attention.
Health benefits of coffee
It stimulates brain chemicals like glutamate and dopamine which make them flow. It will give you a surge of energy, and improve your mental performance.
Caffeine increases serotonin which helps regulate mood which will help you feel more positive
Studies show that caffeine improves learning by up to 10%
Coffee will help you burn fat. The reason is that coffee will boost the average metabolic rate with 16%.
When you have a cup of black coffee before the workout may increase your performance with 11-12%.
Studies have shown that people who consume coffee every day reduce the risk of experiencing Alzheimer disease by 65%.[source]
Studies have shown that those who consume coffee are less likely to suffer from type 2 diabetes.[source]
According to these studies, coffee drinkers have a 40% lower risk of developing liver cancer.
It helps you fight depression because it boosts the production of serotonin and dopamine.
Coffee is high in antioxidants, and it may help you fight diseases.
Coffee has multiple benefits but it also has damaging effects, and people who are sensitive to caffeine and children should not use it.
Harmful Caffeine Effects
Caffeine main effect in your body is to make you feel more awake and alert for a while, but also can cause more problems:
Make it hard to sleep or get a good’s night of sleep.
Make your heart beat faster.
Caffeine can cause indigestion.
When are consumed caffeine beverages on an empty stomach you may feel an upset stomach.
Caffeine is a drug and is addictive.
Sometimes when you don’t consume coffee one day, you may feel tired, or you can have headaches.
People with heart problems shouldn’t use caffeine because it makes their hearts work too hard.
People with anxiety or panic attacks may find that caffeine makes them feel worse
Caffeine is a diuretic. It means it makes your body lose more water.
Drinking high amounts of coffee releases the stress hormones, cortisol and epinephrine.
These hormones activate fight or flight response, consequently raising blood pressure.
Coffee and kidneys
The body of heavy coffee drinkers may have difficulty getting enough m
The reason is that coffee affects the iron absorption in the stomach
It also affects the kidney’s ability to retain calcium, zinc, and magnesium.
Everyone is different. Some people may drink 3 cups of coffee and not having problems while some people are more sensitive.
You should know your limits not to cause health problems.