Doctor insights on:
Bmi Heavily Muscled
How can I gain weight? I've ate a lot of food everyday, almost more than 3 meals a day. But my BMI says i'm still underweight..
It is a body tissue that has the ability to contract. It shortens and generates force. It relaxes and returns to its original length. Muscles move joints, stabilize the body, move air and food through the organs, act as valves for bladder, bowel and other organs. They control movement of the eyes. They help us express ourselves by changing the shape of our ...Read more
Why does BMI increase when one starts weight training and replacing fat with muscle mass? Weight increases while becoming leaner, but BMI increases?
Not perfect!: Bmi only takes into account weight and height. That is good enough for most people but for people that exercise a lot and have a lot of muscle it is not a good reflection of their actual fitness. Muscle weighs more than fat so the bmi can increase even though you are in better shape. Most pro athletes have bmis that are in the "wrong" range. Worry about your overall health and not the number. ...Read more
Is BMI a good way to determine proper weight? I've heard body fat % is morene accurate. A 5-6 solid muscle guy could be over 200 lbs& considered obese
Both would be best.: The BMI reflects your weight with respect to your height, but as you suggested does not reflect body composition. People who are very muscular could have a higher BMI that would not be truly reflective of their fitness and health. Combining the BMI with a body fat percentage would greatly increase its accuracy. ...Read moreSee 1 more doctor answer
I am gaining weight after anorexia for the past month (BMI reaching 17 after being at 15). Any chance I could build up muscle? If so, how can I do it?
Requires using them: Muscle cells respond to both intensity & frequency of use. Without use the atrophy away, as in polio victims. Polio virus damage nerves, not muscles. But if muscles get no nerve orders, they rarely contract & waste away. Thus focus on all opportunities to use muscles to do actions which require/challenge your strength, hopefully without overdoing & creating damage. Athletes say: No Pain, No Gain. ...Read more
I weigh 230. I have 100lbs muscle, large frame, and BMI of 38.9% @ 5'5". Is a weight loss of 90lbs healthy or too aggressive?
What's your take on bmis? I know people who are more lean/muscle and are in the obesity range whereas im skinnyfat & "healthy" despite minimal muscle
BMI & body fat %.: The BMI reflects your weight with respect to your height, but as you suggested does not reflect body composition. People who are very muscular could have a higher BMI that would not be truly reflective of their fitness and health. Combining the BMI with a body fat percentage would greatly increase its accuracy. ...Read moreSee 2 more doctor answers
Body mass index (BMI) is a measurement based on a person's height and weight, to decide if a person is too heavy or too light for his height. The index is a number that can be in the underweight range, normal range, overweight range, or obese range. Children use different number ranges than adults do, ...Read more