The American Exercise Council on Exercise recommends a BMI at or above 18.5 and body fat of 14 percent for women and six percent for men. The best athletes in sprint events tend to have a larger mean mass and height than long-distance runners.

## Is BMI accurate for athletes?

For most people, BMI provides a “reasonable measure” of body fat, but is not accurate for athletes (who weigh more because of muscle) or older people who have lost height, he said. … Measuring levels of the hormone leptin can also be an indicator of body fat.

## What is the ideal BMI for a runner?

And a lower body-mass index seems increasingly important as race distances get longer: A 2014 study found that the optimal BMI for male 800m runners was between 20 and 21, while it dropped between 19 and 20 for male 10,000m and marathon runners.

## What is the ideal weight for athletes?

The “ideal” weight for a 5’2″ female athlete would be 131 lbs. But for a 5’9″ female athlete it would be closer to 163 lbs. Conversely, if a 5’9″ female athlete only weighed 135 lbs (a BMI of 20), that could have a negative impact on their performance potential.

## What is wrong with BMI for athletes?

BMI (body mass index), which is based on the height and weight of a person, is an inaccurate measure of body fat content and does not take into account muscle mass, bone density, overall body composition, and racial and sex differences, say researchers from the Perelman School of Medicine, University of Pennsylvania.

## What is Usain Bolt’s BMI?

Sprinter Usain Bolt’s BMI, calculated as 24.5, is just within the healthy range. Of course, BMI shouldn’t be used to measure athletes’ health. BMI is the measurement of a person’s weight in kilograms, divided by their height squared in centimetres.17 мая 2017 г.

## Will running 15 minutes a day help?

15-Minute Jog and Calories

If you do a 15-minute jog every morning and don’t increase your caloric intake, you will lose weight. If you weigh 155 pounds, you will lose approximately 1 pound every three to four weeks. If you weigh 185 pounds, you will lose 1 pound in a little less than three weeks.

## Whats a good weight for a runner?

By Frank Horwill

Most coaches use the Stillman height/weight ratio table for distance runners. The average man is allocated 110 lbs (50kg) for the first 5 feet (1.524m) in height. Thereafter, he is allocated 5½ lbs (2.495 kg) for every additional inch (O. 025m) in height.

## What is my ideal weight for my age?

Weight and height guide chartHeightWeight5ft 3″ (63″)107 to 135 lbs.141 to 163 lbs.5ft 4″ (64″)110 to 140 lbs.145 to 169 lbs.5ft 5″ (65″)114 to 144 lbs.150 to 174 lbs.5ft 6″ (66″)118 to 148 lbs.155 to 179 lbs.Ещё 17 строк

## How can u tell if ur fat?

A BMI number is designed to give you an idea of how much body fat you have as a ratio of your weight to height. It’s measured by taking your weight in kilograms and dividing it by your height in meters squared. A reading at or over 30 means you’re obese. A reading at or over 40 is severe obesity.

## Why do I weigh more but look thinner?

1. You have gained muscle mass. … Since dense muscle tissue takes up less space than fat, it’s possible you may weigh the same (or even more) yet appear slimmer than another person with the same weight, a similar height and frame because of the difference in your body composition.”

## How much should I weigh to gain muscle?

The amount of weight increases by five to 10 pounds per inch. If you’re 5 feet, 5 inches, then your ideal weight is 160 pounds. If you’re 5 feet, 6 inches it is 165 pounds. The ideal weight for someone 5 feet, 7 inches is 170 pounds and for 5 feet, 8 inches it is 175 pounds.

## What is better than BMI?

One of the most effective alternatives to BMI is the old fashioned tape measure. By measuring the natural waist you can get a good indication of the amount of abdominal fat you are carrying. Knowing the circumference of your waist can help determine your risk of getting heart disease and other medical conditions.

## Is BMI better than body fat?

While BMI is a rough estimate of body fat, body fat percentage is a more accurate number. BMI, but not overfat. Likewise, a person of normal weight on the BMI scales may still be overfat and at risk of weight-related diseases.

## Does BMI Work If You muscular?

As Business Insider’s Erin Brodwin explained in a post, BMI doesn’t account for body composition, including differentiating between muscle mass and fat.