The effects of too much to drink black coffee


Drinking coffee is a habit that many done by people all over the world including those in Indonesia. Drinking coffee is basically have good benefits for the body that is able to increase energy, stimulates the central nervous system, protecting it from oxidation damage due to exposure to free radicals such as UV rays, air pollution and cigarette smoke.

Coffee is considered useful in a variety of health conditions, but drank too much coffee black coffee in particular can cause side effects that are harmful to your body. It is more due to the caffeine content is contained in coffee drinks.

Coffee generally contains cafestol and kahweol, which are chemicals that increase the cholesterol. the higher these chemicals in Decaf Coffee and unfiltered like espresso. Too much caffeine can also cause insomnia, irritability, digestive problems and muscle tremor.

Premature death
If you consume more than 4 cups of coffee per day, is associated with premature death. A Mayo Clinic study found that men who partnered drinking more than four 8 FL. oz. Cup of coffee has increased 21% in all causes of death.
 
The effects of too much to drink black coffee

"Coffee contains many biologically active compounds, including phenolic acids, potassium, and caffeine," said lead author Dr. Loftfield Erikka from the National Cancer Institute in Rockville, Maryland. Coffee drinkers have a risk of death from heart disease, chronic respiratory diseases, diabetes, pneumonia and influenza and suicide, but not cancer, researchers found.

High blood pressure
According to a study of Charalambos Vlachopoulos, MD, in the study, caffeine is rapidly increasing the stiffness of the arteries of people with high blood pressure. A sharp caffeine may increase blood pressure, even for individual blood pressure is usually normal. Consume fully caffeinated coffee can substantially increase your blood pressure, although some people are more sensitive to the effects of caffeine than others.

Cholesterol
Drinking too much coffee is known to increase serum and LDL cholesterol, increased cholesterol is believed to be caused by the so-called oil terpene found in coffee.

Research has shown that cafestol affects the body's ability to metabolize and to regulate cholesterol, while other studies show that drinking five cups of coffee per day can increase blood cholesterol levels of 6 to 8 percent.

Heart disease
Many studies have been done to see whether there is a direct relationship between caffeine, drinking coffee and coronary heart disease. Coffee consumption is associated with increased levels of homosistein in the blood a risk factor for cardiovascular diseases such as stroke, heart disease and peripheral vascular disease. A recent meta-analysis showed that people who drank 1-4 cups of coffee a day had a risk of developing heart failure.

Digestion
Caffeine can cause indigestion. People who consume caffeinated beverages often reported an upset stomach or indigestion. This is especially the case when the drinks consumed on an empty stomach.

Women's fertility
A study from the University of Nevada School of Medicine showed that caffeine can reduce the chances of a woman to get pregnant about 27%.

Diabetes
Type 2 diabetes is a major health problem throughout the world. A lot of short term studies have shown that coffee and caffeine may increase blood sugar and insulin levels. A new study shows that a single serving of coffee contains 100 mg of caffeine, can negatively impact blood sugar control.

The bottom line: a short term Study showed that caffeine can cause an increase in blood sugar levels and decreased insulin sensitivity.

Kidney
The caffeine in coffee can also put a strain on the kidneys. Since caffeine is a stimulant, it can stimulate blood flow, increasing blood pressure and stress on the kidneys. A study in Kidney International 2002 indicate that long-term consumption of caffeine aggravated chronic renal failure. Caffeine consumption has also been linked to the formation of kidney stones by increasing calcium excretion in the urine.

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