Cholesterol is an essential part of our body. It helps in
producing certain harmones in the body as well as membranes of the cells. But
excessive cholesterol in our blood produces sticky deposits in the arteries. The
narrowed blood vessels obstruct the free flow of blood and heart has to exert
extra pressure to pump the blood. This is known as High blood pressure. If not
checked in time, it may lead to heart attack.
There are two sources of cholesterol. Our liver contributes the major portion of
cholesterol, and the rest is obtained from our food. There are two types of
cholesterol: LDL (Low Density Lipoprotein) and HDL (High Density Lipoprotein). LDL is also known as “Bad” cholesterol and the
HDL as “Good” cholesterol. Both of these
are needed by the body for proper functioning. However it is important to keep
both in their safe level. The deposits in the arteries mentioned above are
caused by LDL or “bad” cholesterol.
The present day life style is the major cause of excessive LDL
in our body. Too much intake of saturated fats, fast ready made foods like
French fries, potato chips, samosas etc. give rise to accumulation of bad
cholesterol in the body. Lack of regular exercise and proper rest are other
contributing factors.
Saturated
Fats = Solid at room
temperature
Unsaturated
Fats = Liquid at room
temperature
Saturated
fats are most commonly found in animal products, particularly beef, lamb, pork
and poultry. The visible, white fat on cuts of meat is the most obvious
example, but poultry skins also are high in saturated fat. Whole milk also is
high in saturated fat --- 1 cup contains about 4.5 g --- as are products made
with it, such as cheese, butter and ice cream. Most plant-based cooking oils
are unsaturated fats, because they are liquid at room temperature, but some,
particularly palm oil and coconut oil, consist mostly of saturated fat. Baked
goods made with these oils and food fried in these oils, therefore, are high in
saturated fat.
Change in the lifestyle habits can play a big role in keeping the level of LDL
and HDL in a balanced state. Eating proper nutritious food, fresh fruits, green
and leafy vegetables; and avoiding excess fat and fast foods, regular exercise
and adequate rest are good measures. High level of HDL or “Good” cholesterol
helps to protect against heart attack and sudden strokes caused due to blocking of blood supply to the brain.
The level of cholesterol in the blood can be checked through
blood test. It is therefore recommended to have this test done at 1 or 2 years
interval for adults. Desirable, Borderline and High Risk levels of cholesterol are
as under:
DESIRABLE
Total cholesterol Below 200
LDL Below 100
HDL Above 60
BORDERLINE
Total cholesterol 200-239
LDL 139-159
HDL 35-60
HIGH RISK
Total cholesterol Above 239
LDL Above 190
HDL Less than 35
SUMMARY
High
cholesterol can narrow the blood vessels and cause heart attack. Regular tests
are important to check that cholesterol levels are within the desired range. High
cholesterol level can be treated with proper diet, regular exercise, weight
loss and medication.
The
best thing a person can do is eating less foods that contain lot of fats.
Weight loss, control over diabetes and thyroid problems will also be very
helpful in keeping the cholesterol within desirable levels.
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