Other studies have found low cholesterol levels in people who consume large quantities of green tea. However it cannot be ruled out that the actual reason for the lower cholesterol levels is simply that people who drink green tea tend to have healthier diet generally. There is certainly no definitive evidence that green tea reduces cholesterol levels. But coffee has had some pretty bad press in the past, mainly due to its caffeine content. Coffee is not the only beverage to contain caffeine, but it does contain the most - although decaffeinated brands are now widely available.
Caffeine acts as a stimulant to the heart and central nervous system.
The effects are most likely when excessive quantities are taken or in highly sensitive people. In particular, people who are hypertensive, that is people with habitual high blood pressure, are advised to avoid caffeinated drinks, as are pregnant women . 43 - 65 Coffee has been linked with a number of the risk factors for coronary heart disease, including increased blood pressure and high blood cholesterol levels. However, no relationship has been found between coffee drinkers and likelihood of developing coronary heart disease. And there's good news for all you coffee drinkers out there.