Jerry is a 20 year old racecar driver. He currently weighs 175 pounds, 5’ 7” tal

Question

Jerry is a 20 year old racecar driver. He currently weighs 175 pounds, 5’ 7” tall and 22% body fat. He would like to lose weight to improve his driving performance and so he can fit into his car more comfortably. He is a full-time student at a local college, and spends his free time at the garage with his racing team. Due to his busy schedule, he eat out for lunch and dinner every day. His goal is to lose 15-20 pounds within the next 4-6 months.

Questions:

1. Do you support Jerry’s goal to lose weight? Please provide three specific suggestions you would give Jerry to help him reach his goals of weight loss.

2. Calculate Jerry’s energy needs

3. Determine what % body fat Jerry would be if he lost 15-20 lbs

Explanation / Answer

1. Body mass index (BMI) provides an estimated value of requires body weight for a particular height (weight-for-height). BMI can be calculated by the following formula.

BMI = Body weight (in kilograms)/ Height2 (in meters), OR

BMI = Weight (pounds) × 703/ Height2 (inches)

The BMI value of a “healthy weight for height” ranges in between 18.5 to 24.9. BMI of more than 25 indicates health risks.

The BMI of Jerry is = 175* 703/ 67^2 = 27.4.

So, Jerry has to lose weight because his BMI is more than normal. The body fat of Jerry seems to be higher than the normal ranges. Fat percent in the range of 8 to 19% is considered healthy and beyond that, it triggers many health problems on long term basis. Jerry can lose weight in a healthy way if he considers the following suggestions.

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