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o.O
Lv 5
o.O asked in Science & MathematicsBiology · 1 decade ago

Biology Biology Biology... Questions?

Why can LDLs be a problem?

Why can HDLs be useful?

How do saturated fats affect blood?

What are the two effects of mono-unsaturated fats in the diet?

Which foods contain mono-unsaturated fats?

What are the two effects of polyunsaturated fats in the diet?

Which foods contain polyunsaturated fats?

What are the health benefits of sunflower oil?

15 Answers

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  • Anonymous
    1 decade ago
    Favorite Answer

    LDL's or Low-density lipoprotein, high levels of LDL cholesterol can signal medical problems like cardiovascular disease, it is sometimes called "bad cholesterol.

    HDL's or High-density lipoproteins is sometimes called "good cholesterol" it can remove cholesterol from atheroma within arteries and transport it back to the liver for excretion or reutilisation,

    Most foods contain a combination of different fats. Examples of foods high in monounsaturated fats include vegetable oils such as olive oil, canola oil, peanut oil, sunflower oil and sesame oil. Other sources include avocados, peanut butter, and many nuts and seeds.

    Eating foods that contain saturated fats raises the level of cholesterol in your blood. High levels of blood cholesterol increase your risk of heart disease and stroke. Be aware, too, that many foods high in saturated fats are also high in cholesterol

    Monounsaturated and polyunsaturated fats help reduce blood cholesterol levels and thus lower heart disease risk, particularly when they replace saturated and trans fats in the diet.

    Sunflower oil is high in the essential vitamin E and low in saturated fat.The two most common types of sunflower oil are linoleic and high oleic. Linoleic sunflower oil is a common cooking oil that has high levels of the essential fatty acids called polyunsaturated fat. It is also known for having a clean taste and low levels of trans fat. High oleic sunflower oils are classified as having monounsaturated levels of 80% and above. Newer versions of sunflower oil have been developed as a hybrid containing linoleic acid. They have monounsaturated levels lower than other oleic sunflower oils. The hybrid oil also has lower saturated fat levels than linoleic sunflower oil [2]. Sunflower oil of any kind has been shown to have cardiovascular benefits as well. Diets combined with a low fat content and high levels of oleic acid have been suggested to lower cholesterol which, in turn, results in a smaller risk of heart disease [3]. Sunflower oils fit this criteria. Studies of adults suggested that a balanced diet in which small quantities of saturated fats are replaced with sunflower oil has detectable cholesterol-reducing benefits. Research suggests that lower cholesterol levels can be caused by balances of polyunsaturated and monounsaturated fatty acids. Sunflower oil may help with this balance.

  • Anonymous
    1 decade ago

    I did these at school the other day

    LDLs are the bad cholesterol, they stick to the walls of your Artaries therefor clogging them up.

    HDLs are the good cholesterol the remove the the LDLs for the walls of your arteries

    Saturated fats increase your ccholesterollevels.

    two effects of mono-unsaturated fats are: reduces your ccholesterollevels and help balance your HDLs and LDLs.

    the foods that contain them are: olives, olive oil, peanuts and margarine

    the effects of poly unsaturated fats are the same as mono-unsaturated fats

    they are in corn oil, sunflower oil, margarine, oily fish

    the health benefits of sunflower oil is that it has high levels of poly unsaturated fats so it reduces your cholesterol levels

  • 5 years ago

    You don’t need to exercise for hours on end. Short, sharp sets of exercise will produce better results in the event you work hard. Get a bypassing rope, skip for two moments, do push ups for a minute or so, skip for two minutes, rest for just one minute. Then change the push approximately something else like sit ups along with do the set again. Repeat it five times and it’s an instant, effective workout that will get better results than a long work or swim.

  • 4 years ago

    Search for a store instead of shopping online.

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  • 4 years ago

    Be blue! Weirdly, azure shades have been proven undertake a positive effect on your will probably to exercise regularly and fight bad foods. So, wear violet, eat from blue plates watching the pounds drop off!

  • ?
    Lv 4
    4 years ago

    Bask in the sunshine. Just 20 minutes of Vitamin D absorption everyday will boost your ability for you to loose weight.

  • Anonymous
    5 years ago

    Host a party—the cleaning and prep work helps keep you off the couch.

  • Anonymous
    5 years ago

    Keep a food diary. Seeing every morsel of food you’ve eaten in a single day written down can enable you to see where you’re overdoing the idea, or reveal patterns or triggers to bad diet regime.

  • Anonymous
    4 years ago

    Plan active dates with all your hubby, such as bowling or maybe golfing, instead of dinner and also a movie.

  • 5 years ago

    Put people on speakerphone and pace your office during conference calls.

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