Benefits: Coffee has a refreshing effect, diuretic, increase the metabolism, conducive to the withdrawal of fire, refreshing, conducive to thinking about the problem, the flavor of the aroma of the human sense of smell comfort, make the environment more elegant.

Bad: Instant coffee is bound to contain some food additives, and a cup of brewed coffee contains about 150 milligrams of caffeine. A person who drinks five or more cups of coffee a day is twice as likely to develop heart disease as one who doesn't, and the longer the coffee habit and the more you drink, the more likely you are to develop heart disease.

Long-term coffee drinkers, regardless of age, obesity, their hip bones, spine bone density will be reduced, and the degree of reduction with the habit of the continuation of the length of time and the amount of drinking.

Caffeine can precipitate through the pancreas of pregnant women into fetal tissues, mainly in the liver and brain, and if pregnant women are addicted to coffee, it will increase the chances of babies being born with diabetes. The coffee will make the brain highly excited, while stimulating the expansion of blood vessels, accelerate blood circulation, increase the burden on the heart often drink instant coffee has a carcinogenic potential.