Apart from having a pleasant aroma, coffee provides a lot of benefits too. The active ingredient in coffee is caffeine which is the most commonly consumed psychoactive substance across the world. Apart from being warm and energising, coffee contains a lot of antioxidants which can be beneficial for overall health, if consumed in adequate amounts. Caffeine is a stimulant, which not only gives the body a morning kick, but also helps us in functioning throughout the day by providing the energy boost that are required by the body.The recommended limit of caffeine consumption per day is 400 mg. If its consumption is exceeded, it may lead to restlessness or insomnia. However, if consumed in adequate amounts, it is said to provide a lot of benefits to our body.Consumption of coffee can lower the risk of heart disease to a great extent. According to a study published in the American Heart Association's (AMA) journal Circulation, people who consumed three to four cups of coffee per day were less likely to die from cardiovascular diseases.According to several studies, caffeine is one of the very few natural substances that boost the metabolic rate by 3-11% which helps in burning of fat.Diabetes is a silent killer which can prove to be fatal, if not taken care of properly. It was found in one review that consumption of every additional cup of coffee per day reduces the risk of developing Type 2 diabetes significantly.The active ingredient in coffee is caffeine which stimulates the nervous system and increases Epinephrine (Adrenaline) levels in the blood.

Consumption of coffee may also protect your brain in old age. According to a study, coffee drinkers have up to a 60% lower risk of Alzheimer's and dementia.