Properties in coffee help in fighting plaque, which may lead to cavities. In some investigations, coffee has been shown to increase awareness, alertness and mental activity. There is also evidence that coffee decreases depression. Coffee also takes effect faster than most products on mental performance, working in little as 10 minutes. In years past, coffee was used as the prescribed cure for Attention Deficiency Disorders in children.
Trainers often give their athletes coffee for endurance and fat loss.
According to a report in the New England Journal of Medicine, caffeine can spare both the liver and muscle glycogen by facilitating the use of fatty acids for energy. The caffeine in coffee also helps in maintaining a low-calorie diet by acting as an appetite suppressant. As with anything, drinking coffee has many benefits, but moderation should also be practiced. Drinking more than two to four cups of coffee a day may increase blood pressure, upset stomach and nervousness. Pregnant women are also cautioned not to drink coffee, as it may cause birth defects.