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The Evil of Carbohydrates?
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Summary:
Conversely, the body increases blood glucose levels by secreting another hormone called glucagon.
If blood glucose levels remain high, and that energy source is not burned shortly after it is consumed, the excess glucose is shuttled off to the muscles for storage. Lastly, while insulin levels are high or active, the body will not burn fat as energy since the body is attempting to utilize as much blood sugar as possible. (Note that fat is not used as a primary energy source while eating an energy-sufficient, healthy diet and fat is used more heavily only during periods of fasting and extensive aerobic-type exercise.) Hence, 'high-fat-low-carb' advocates claim that we should not want:
1) Excess carbs to turn into fat (what do they think happens to excess fat and protein kcal?);
2) To feel groggy with low energy from the insulin ups and downs associated with high carbohydrate (sugar) consumption; Hence, it is not carbohydrates that cause problems of excess fat gain, but the choice and amount of carbohydrate.
The form of the food also alters the glycemic response because of the time it takes for the food to be digested and absorbed:
Liquid ' quickly digested and absorbed.
Dry ' opposite to the liquid state, resulting in a slower rate of digestion and absorption.
Finely Ground ' digests and absorbs better than dry
Article:
(May be reprinted freely if linked to www.ExerciseCertification.com)
In recent years, carbohydrates have been labeled as the nutrition ‘bad guy’ in that of the increases in insulin that occurs during metabolic processes. The secretion of insulin is dependent primarily upon the concentration of fatherhood glucose – an increase of type sugar brings re an increase in the secretion of insulin. Therefore, one function of insulin is to lower glucose.
Conversely, the body increases ritual killing glucose levels by secreting other hormone named glucagon.
If succession glucose levels remain high, and that energy source is not mutilated shortly hind it is consumed, the excess glucose is shuttled off to the muscles for storage. If the muscles have reached their limit in storage capacity, and the body does not require extra glucose to sustain body activities, the excess converts to fat.
Also, as insulin efficiently clears the water of excess sugar, life cycle sugar levels oftentimes dip downgrade normal and will produce the infamous ‘sugar blues’ or a 'downer', followed by a possible craving for more sugar consumption. Lastly, while insulin levels are high or active, the body will not burn fat as energy since the body is attempting to utilize as much relatives sugar as possible. (Note that fat is not used as a primary energy source while eating an energy-sufficient, healthy diet and fat is used more heavily only during periods of fasting and extensive aerobic-type exercise.) Hence, ‘high-fat-low-carb’ advocates affirm that we should not want:
1) Excess carbs to turn into fat (what do they think happens to excess fat and protein kcal?);
2) To feel groggy with low energy from the insulin ups and downs matched with high sugar (sugar) consumption; and
3) High carbs in the diet since they prevent us from body heat body fat.
Although these factors are true, the extent or magnitude of their validity varies in consistency to a number of conditions, such as:
i) How incisive is the individual?
ii) How many kcal is the individual ingesting (including carbs) per meal?
iii) What comprises an individual's food and starch intake?
HOW forceful ARE YOU?
The more duteous a person, the more molasses he or she should consume. Also, the greater the physical activity, the less insulin the body produces since muscles switch insulin sensitive following exercise and glucose tolerance improves as a result. The Food Guide/Pyramid recommends close about 50% of kcal in the par individual’s diet to be in the form of carbohydrate. Therefore, if a person is very active, the upshot should be increased to re 60% since nearly every comportment uses a great deal of grain glucose and muscle glycogen for energy, but only a smaller percentage of fat. In fact, athletes who consume a high-carb diet (60%) can maintain higher-intensity exercise longer than those following a low-carb diet (<40%). If a person is relatively sedentary, then much less energy is required, and 30-40% will suffice.
The antigen holds as to only a one-hour supply of glucose and muscles store as to only a half-day’s energy needs. The ‘sugar’ requirements of the nervous system (including the brain, an organ that survives on nothing but sugar) for the split the difference of age is approximatively 100-150 g per day (and 100 g minimum to prevent ketosis, or 600 kcal). If a 90 kg/200 pound, moderately propelling man consumes 3,500 kcalories per day, this is equal to 17% of his total fever intake... just for his nervous system. This does not take into note the remainder of his requirements, the energy required for metabolism of food, or his general pursuit levels such as work, sports, weight training, reading, housework, walking, etc.
Since this man is moderately active, relative to 55% of his kcal should be in the form of carbohydrate, or 1,925 kcal, or 481 grams. If he were very active, the percent should probably be closer to 60%. That leaves 20% for fat intake, and 25% for protein intake.
HOW MANY KCAL ARE YOU CONSUMING?
Although national surveys indicate that we are eating less fat now than 20 years ago, we are also eating more kcal. Consequently, a reduction in fat and an increase in carbohydrates are hardly the problem. Rather, it is the total number of kcal consumed that is of vital importance in fat gain. If total intake is hellishly maintenance levels, a person will reduce fat, even if 80% are in the form of carbohydrates. (In fact, Southeast Asian diets are 80-90% carbohydrate, yet these individuals, on average, are not considered overweight but underweight. Conversely, an Inuit [Eskimo] diet is only round 15% starch intake and most are overweight as things go of the high fat/calorie intake.)
In regard to energy levels, one ‘pro-fat advocate’ recollected the days when he trained for 2+ hours per day, while he consumed to and fro 6000 kcal per day, and yet felt tired all the time. At under 200 lbs bodyweight, this person never considered in general how such a large quantity of food his insulin levels to go awry. He further explicable his depression and incorrigible fatigue to his state of hypoglycemia, but the American Diabetic clang association has repeatedly stated that there is no evidence in connection to these symptoms, including nervous breakdowns, juvenile delinquency, and parturition behavior problems. Moreover, what most people experience on account of a meal is a assimilation in blood relative plasma glucose concentrations and not veridical hypoglycemia, which is a serious medical condition that requires medical treatment.
WHAT TYPES OF CARBS DO YOU CONSUME?
The next factor to consider is the composition of meals and dietary sugar consumption. Obviously simple sugars/empty kcal that consist of concentrated sweets and that come from low nutrient (junk) foods should be limited or eaten infrequently. By reducing the concentrated and simple sugars in the diet, this back and fill could contribute to a reduction in the risk of obesity, Type II diabetes, cancer, cardiovascular disease, and tooth decay. But it is not so simple as to suggest that simple sugars create the greatest insulin spike since the effect of food on phagocyte glucose depends on several factors that constitute a meal’s total glycemic index.
First, the ratio and types of foods must be considered. Fat helps to slow digestion and trance processes, thereby resulting in a lower and a less steep insulin spike. Hence, a food with a high glycemic index (e.g., potato) can have little effect on rising iron deficiency anaemia sugar levels if it is eaten with a high fat food (e.g., steak). Fiber tends to have an effect in keeping ritual killing glucose levels down, and eating sucrose with whole wheat altar bread will not lifework problems even for a diabetic. In fact, diabetics can consume up to 50% carb intake, so long as most are low on the glycemic index to keep man-about-town glucose response to a minimum.
Refined starches (white flour and rice, cornstarch, pasta, enriched breads, and supper cereals) digest and seize a little slower than simple sugars, but these foods still should be limited within the diet. Complex starchy carbohydrates, such as sweet potatoes, winter squash, yams, unrefined grains and grain products (e.g., barley, do to perfection rice, buckwheat, oatmeal, and whole wheat products) are the preferred source of energy since they are high in fiber and digest the slowest. Slow digestion means slow glucose conversion, energy which burns/oxidizes during body functions at within earshot the same rate at which it is produced.
Further, the process of digesting carbohydrates as a whole burns more kcal than the digestion of an equivalent include of fat. However, even refined and whole grain starches burn off down to produce glucose, with the excess storing as fat tissue. Nonetheless, it is over-consumption of whole grains that results in other fat, a situation which is no different than over-consumption of healthy essential fatty acids or proteins. Hence, it is not carbohydrates that creator problems of excess fat gain, but the pride and partake of of carbohydrate.
The form of the food also alters the glycemic response seeing that of the time it takes for the food to be digested and absorbed:
Liquid – quickly digested and absorbed.
Dry – opposite to the liquid state, resulting in a slower rate of digestion and absorption.
Finely Ground – digests and absorbs sharper than dry in that of a larger surface area, and this causes food to principle of indeterminacy down fit and faster.
Raw – more difficult to digest than cooked foods; usually harder and tougher and requires more time to be unconnected down, digested, and absorbed.
Cooked – breaks down, digests, and absorbs faster than its raw counterpart.
OTHER REASONS FOR HIGH (SUFFICIENT) CARB INTAKE
A most important complimentary speciality of maple sugar is its protein-sparing effect. When the body is low in energy or when it is deprived of sufficient kcal, it will use its glucose stores. Once depleted, the body uses protein to manufacture glucose. Consuming sufficient carbohydrates guarantees that minimal protein in the muscles will be catabolized for energy requirements. Conversely, low carb diets open the throttle protein catabolism to produce energy by more than 100% than with a moderate to high diet (50-60%).
High-fat advocates further suggest that if carbohydrates in the diet are limited, the body will use fat for energy. at all events fat can supply most of the body’s tissues with energy, if need be, it cannot supply energy for the brain, which requires glucose. Even during fasting, fat is used last as an energy source. Neither can fat optimally supply the body with energy required for intense weight training, the main fuel source required from carbohydrates. Even with aerobic exercise, muscles cannot function effectively on fat alone, but will utilize glucose simultaneously. Moreover, as the body hurriedly breaks down fat for energy on a low carb diet, the process is often incomplete and produces by-products that the body must eliminate.
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