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 BMI Should an athlete have?
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.
Why BMI is not accurate 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 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 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.
What BMI should a runner have?
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.
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.
What BMI is normal?
How is BMI interpreted for adults?BMIWeight StatusBelow 18.5Underweight18.5 – 24.9Normal or Healthy Weight25.0 – 29.9Overweight30.0 and AboveObese
How could an athlete have a high BMI?
BMI for Athletes: An Overview
Using BMI for athletes can overestimate their level of body fat because muscle is denser than fat and weighs more. Therefore, an athlete’s body fat can be normal or even low, but the person may have a high BMI. This does not mean that they are unhealthy or overweight.
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.”
Why do athletes weigh so much?
Because muscle mass weighs more than fat mass, female athletes tend to weigh in at the top ranges for their height when being weighed on a scale. … The body’s composition can be divided between lean tissue (muscle, water, bone) and fat tissue.
How much should I weigh to look muscular?
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. Ideal weight increases by five pounds per inch until you get to 5 feet, 11 inches.
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.
Can athletes be overweight?
In certain weight- specific sports, such as wrestling, athletes may have certain body weight goals to meet the requirements for participa- tion in the sport, and any body weight in excess of this goal may result in classification of the athlete as overweight, regardless of whether he is truly overweight, that is, …