Some references say that diets rich in animal proteins promote excessive elimination of calcium in the urine.

Some references are saying that diets rich in animal proteins stimulate the release of parathyroid hormone and promote excessive elimination of calcium in the urine, which encourages bone resorption." One reference indicated that the federal government, intending to be on the safe side, established its minimum Recommended Dietary Allowances for protein at twice the value...

Do they still encourage carboloading for athletes?

Do they still encourage carboloading for athletes? Yes, modified carboloading is still practiced. Carboloading started with marathon runners in an attempt to store as much muscle glycogen as possible, to run longer. Originally, the diet combined periods of exhaustive exercise and a low carbohydrate diet. A few days before an athletic event, the athlete was...

Is there any medical research to back recommendation to take whey protein?

I saw a patient who is taking whey as a powder in shakes and creatine, and another amino acid supplement to define his muscle. These supplements are very expensive as you know. I discourage him from doing this, but I wondered if there was any medical research or articles of any kind to back...

Does hard boiling an egg destroy some of the amino acids?

Does hard boiling an egg destroy some of the amino acids or does it remain the same as raw? Most of the amino acids (protein) in an egg are found in the white. The yolk is mostly fat. The amino acid content of a raw or cooked egg is basically the same, no matter how...

I am an ex-offensive football lineman and wish to gain 5 to 10 pounds of lean mass to remove the spare tire.

My question concerns the age-old battle between muscle mass and fat. Background: I am 6 foot 6 inch, 255-pound ex-offensive football lineman. I've lost 40 pounds since my playing days, but still have some fat to burn (5 pounds). I continue to lift strenuously and admittedly need more aerobic exercise. Your Healthy Body Calculator® told...

When I enter 35% for my protein intake in your calculator, I get an error message that 35% is too high.

When I enter 35% for my protein intake in your Healthy Body Calculator®, I get an error message that 35% is too high. I am a weightlifter and this is not 'unreasonable'. Please fix this or find a way to enter whatever values we would like. I like your page and would like to...

I want to gain mass in the form of muscle mass or fatty mass as a football player.

Unlike most people, I want to gain weight. I work out heavily and am really interested in bodybuilding. I want to gain mass, in the form of muscles mass or fatty mass. But my main objective is to gain a lot of weight and fast. But safely. The reason is that I am a...

I run 3 miles per day followed by 1 mile walking with a body fat of 10% but would prefer to be 5%.

Hi, I am 5 feet 8 inches, 135 pounds, no upper body (muscle), skinny, medium frame, very healthy and I run 3 miles per day in 24 minutes, followed by 1 mile walking in 12 minutes. The rest of the time I walk to class and study. I probably walk an hour per day...

I tried the powders and need to take in more calories and fat, but I am not sure of the foods I can consume.

Hi. I am 30 years old, 6 feet 2 inches and weigh a mere 135 to 140 pounds. I really would like to gain 10 to 15 pounds and maintain it. I would say that I do eat 3 regular meals a day and some in-between as well. A few years ago, (maybe 5)...

Should protein supplements be recommended to high school athletes that lift weights?

I’m a high school wrestling coach. From a clinical viewpoint should protein supplements (such a whey) be recommended to high school athletes that are lifting weights and trying to get stronger? I want them to get the most out of their time and effort, but also do not want to encourage something that a dietitian...

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