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Doctor insights on: How Does Diet And Exercise Affect The Body

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Dr. Arthur Heller
2,585 doctors shared insights

Diet (Definition)

refers to all the physical matter humans (like all living creatures) must take in on a recurring basis; only partially for energy. Like all life on planet humans are open systems which keep tearing down their structure & require intake of atoms/molecules from which to rebuild their structure. Intestinal lining cells replaced ~every 3 days. CaPO4 in bones ~every 6 years, ...Read more


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How does a diet of junk food affect your body?

How does a diet of junk food affect your body?

Uh, BADLY!: Hi. I bet you knew the answer to that question! The epidemic of obesity & type 2 diabetes in our society is a function of unhealthy lifestyle. Average Americans eat fast food, processed food, white flour, too much sugar, and saturated fat, and don't get enough exercise. Terrible lifestyle. Obesity, diabetes, high blood pressure, bad lipids...steep price to pay! ...Read more

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How does alcohol affect your body weight?

How does alcohol affect your body weight?

Gain usually: Alcohol is broken down into carbohydrates - with little to no true nutritional value- ie: not a fat or protein, or fruit or vegetable with vitamins. While a small glass of alcohol daily has shown benefit with the mediterranean diet, more than that daily is just extra calories. ...Read more

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How does stress affect the mind and body?

BRIEF ; GENERAL: Everything is connected to everything else. Chronic pain leads to depression. Depression sometimes connects somehow to heart disease, etc. A balanced life is best for mind and body, and actually examining the stressful thing often shows you how unreasonable it is to worry about it. ...Read more

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Dr. Raj Syal Dr. Syal
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How does the change in metabolism as you age affect your weight gain and how your body changes?

Dr. Raj Syal Dr. Syal
1 doctor agreed:
How does the change in metabolism as you age affect your weight gain and how your body changes?

Weight increases: Metabolic rate decreases about 2% every year. If you do not decrease the number of calories, weight gain occurs. ...Read more

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Generally speaking, how much of all vitamins specifically does my body need daily and how of the vitamins does my body absorb?

Generally speaking, how much of all vitamins specifically does my body need daily and how of the vitamins does my body absorb?

Depends on person.: It varies between individuals depending on the health of one's digestive system, which requires adequate stomach acid, small intestine enzymes, and good bacteria (e.g., acidophilus) in gut. Consider a nutritional test where nutrient concentrations are measured at cellular level (e.g., spectracell). Check rda for minimum requirements. Use professional sources for best quality products and results. ...Read more

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How does a diet rich in saturated fat contribute to the development of cardiovascular disease? What does the fat do?

How does a diet rich in saturated fat contribute to the development of cardiovascular disease? What does the fat do?

This is not true: Dietary saturated fats & dietary choleseterol do not cause heart disease. Studies consistently show that saturated fats raise HDL (the good cholesterol). Sugars & excess carbs on the other hand, particularly high frutose corn syrup raise triglycerides, contribute to Insulin resistance & eventually cause full blown diabetes, high blood pressure & heart disease. ...Read more

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Does diet and exercise affect the length of time THC is in your saliva?

Does diet and exercise affect the length of time THC is in your saliva?

THC half time: The half times measured for thc vary greatly by a factor of 3 so that it would be difficult to know what affects its length. If you're worried about it showing up, don't use it. ...Read more

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How does exercise influence body weight?

How does exercise influence body weight?

Basically In 2 ways: Burning more calories and increasing your metabolic rate which will eventually effect your weight. ...Read more

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How does the paleo diet affect the fitness levels of a moderately active teenager?

Paleo diet: Also known as the cavemans fieconsisting of fish .Lean meat, vegetables, fruits andnuts is a healthy diet and if you stick to ityou should do well. ...Read more

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What is Aerobic and Resistance will increase your body metabolism mean?

What is Aerobic and Resistance will increase your body metabolism mean?

Deps on the exercise: Regular exercise has an impact on your body weight, & the actual metabolic rate you experience by regulating the amount of calories you burn each day.Aerobic exercise (like cardio machines) will burn some calories if there is intensity, but it's not going to boost your metabolic rate.Running & anaerobic exercise can incr. metabolic rate. Resistance or strength training will increase metabolic rate ...Read more

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How does regular physical exercise affect the brain?

How does regular physical exercise affect the brain?

Blood Flow: Regular aerobic exercise (150min/week) as recommended by the American Heart Association decreases the risk of heart attack and stroke. This is done by keeping blood vessels open and trying to decrease the build up of plaque in the arteries ...Read more

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How does weight-bearing exercise affect the skeletal system?

How does weight-bearing exercise affect the skeletal system?

Weight bearing: As long as you have normal hormonal function, weight bearing does a great job of building up the skeletal system and preventing osteopenia/osteoporosis. ...Read more

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How does aerobic exercise affect the cardiovascular and respiratory systems?

How does aerobic exercise affect the cardiovascular and respiratory systems?

Many benefits: Reduces the risk of vascular disease involving the heart, peripheral vascular system and brain, improves the efficiency of your heart, also can improve your pulmonary function tests(lung biomechanics). ...Read more

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How does regular exercise help the immune health?

How does regular exercise help the  immune health?

Moving=Good Health: Moving 30 minutes a day along with eating right and sleeping well all help towards being healthy and staying healthy. ...Read more

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How can your body burn calories of your exercise level is low?

How can  your body burn calories of your exercise level is low?

Normal metabolism: Your body requires calories for a number of non-exercise functions. Respiration [breathing], circulating blood, even cell growth and repair constantly require energy, thus burning calories. If you add daily functions such as walking, moving, reaching, there is a constant demand for energy by your body even with low levels of exercise. ...Read more

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How does diet affect your metabolism?

How does diet affect your metabolism?

Numerous ways: Your metabolism can be affected by your diet in many ways. A poor or imbalanced diet can slow your metabolism by not providing your body with all the necessary nutrients to function. A diet high in processed foods can be more difficult to digest, taking more energy and thus affecting your metabolism. Finally, fasting or skipping meals will slow metabolism as your body tries to conserve energy. ...Read more

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If we do weight training, does the body body burn the extra fats and use it as energy for the muscles?

If we do weight training, does the body body burn the extra fats and use it as energy for the muscles?

Kind of....: Not while you are working out. Adding lean muscle will increase you metabolism. In fact, for every pound of lean muscle you gain, you burn 69 extra kcal per day. Unless you are working out extremely hard (using all your stored sugar) or in the morning before eating, you won't really utilize fat for energy (you'll use protein first). ...Read more

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How does weight training affect the heart?

How does weight training affect the heart?

Good question: heavy weight lifting can cause thickening of the heart muscle and sometimes even enlargement of the pumping chamber of the heart. That's the extreme end, however. Most of the time there is likely little or no impact on the heart. ...Read more

Dr. Heidi Fowler
5,169 doctors shared insights

Exercise Or Physical Activity (Definition)

Exercise is a physical activity that is completed to maintain or improve health. Benefits of exercise include weight maintenance, improving mood, increasing energy, preventing or controlling chronic diseases, promoting better sleeping, and improving sex life and libido. ...Read more