Many people prefer to drink cups of coffee right the beginning of their day, they consider it a necessary step in their mornings, because it provides them with the energy their body they needs to start the day and be focused all through it.
Some worry about the side effects of drinking too much coffee, particularly negative impact on the body that can be manifested as weight gain with time because of the addiction to caffeine.
Studies show that a small cup of coffee contains 7 mg of magnesium and 0.5 milligrams of niacin and 0.2 milligrams of riboflavin, which is proven bad if multiple strong coffee cups are drunk all day, even though these numbers may not look a lot to the normal person
Experts ensure that coffee lovers do not worry about weight gain provided they are drinking coffee with small amounts of sugar so it does not become high in calories and in fat.
High levels of caffeine can affect the blood vessels in your body, causing your blood pressure to increase, it can also cause insomnia. Up to 400 milligrams (mg) of caffeine, a day appears to be safe for most healthy adults. That is roughly the amount of caffeine in four cups of brewed coffee, 10 cans of cola or 2 "energy shot" drinks.