Coffee is a form of a drink which is prepared by roasting coffee beans and consuming the extract of the same.
Coffee beans are obtained from the Coffea plant. The botanical name of coffee is Coffea arabica. It belongs to the biological order of Gentianales and the biological family of Rubiaceae.
Traditionally, coffee has been grown and is native to certain areas of South America, Mexico, the Carribean region and large parts of Africa where it is still grown till date.
The commonest types of coffee beans cultivated for the purpose of consumption are the arabica ad the robusta variety.
The arabica is the commoner variety and is consumed widely all over the world.
Historical records reveal the Ethiopians were consuming coffee since the era before the 17th century as they were aware of its properties to sharpen the mind and also give physical energy to the body thereby helping build stamina.
The preparation of the actual coffee we consume is a tedious one as the right type of beans have to be picked and then put through the processes of roasting and crushing and finally brewing to obtain the final product fit for consumption.
From the point of nutrition, coffee contains an extremely large quantity of caffeine along with other components such as vitamin B, niacin, riboflavin and magnesium.
Biochemically, it contains monoamine oxidase inhibitors, beta carboline and harmane which are known to add to the heightened effects on the brain.
Coffee also contains polyphenols that have no significant effect on the functioning of the human body.
The health benefits of coffee are known to range and vary depending on the extent to which it is consumed and the contents added to it when consumed.
The general assessment done states that the intake of coffee in a moderate or limited quantity has mild health benefits and it shows no evidence of causing any major diseases or complications neither in children or adults.
Coffee is known to have a beneficial effect on the vasculature and also the heart. A study that was carried out showed that the instance of occurrence of myocardial infarction and cardiac related disorders was considerably lowered in those who consumed regulated amounts of coffee over a long period of time.
The consumption of coffee also did not have any direct and significant effect on the blood pressure.
Coffee is also known to affect mental health even though studies have shown that it does not have any influence on those suffering from Parkinson’s or Alzheimers disease.
Those who have been used to taking coffee on a daily basis have reported to have shown certain symptoms of withdrawal such as lowered vitality, anxiety and depression when the intake of coffee was discontinued. The withdrawal of coffee is also known to have triggered a sort of dependence and may also trigger mood swings and changes as well as symptoms such as a headache owing to the reduction in the cerebral blood flow.
People suffering priorly from certain conditions such as sleep disorders, migraines and cardiac arrhythmias should ideally avoid coffee owing to the effects of caffeine.
A study carried out also showed that the intake of coffee lowered the occurrence and the risk of type 2 diabetes whether caffeinated or decaffeinated, thus showing a beneficial effect in regards the same.
The occurrence of cancer has not been linked to the intake of coffee and thus studies in regards the relationship of the same has been inconclusive.
Thus we are able to understand the importance of coffee and see how its components can be beneficial to the body when taken in controlled and moderate quantities.