ategories xplained
NCE
General
Physics
Chemistry
Biology
WorldMags.net 25%
20-30% 55-60%
50%
15-20%
25%
25-30% 60%
10-15%
SERENA WILLIAMS, tennis
TOM BRADY, American football
Tennis combines aerobic fitness with bursts of power, and players tend to have strong legs, backs, arms and shoulders.
American football quarterbacks have to combine and balance the strength of linemen with the speed and agility of running backs.
Carbohydrate
Fat
MICHAEL PHELPS, swimming Swimmers have strong arms and well-developed core muscles, relying on their upper body for propulsion through the water.
Protein
With training, the human body can be transformed into a truly impressive sporting powerhouse 25% 55% 20% 60%
20% 20%
70%
15% 15%
RICKIE LAMBERT, football Footballers rely on strong leg muscles to power their kicks, but must be lean in order to manoeuvre quickly across the pitch.
034 | How It Works
LEWIS HAMILTON, F1 car racing F1 is intense, so drivers need to be lightweight but strong. Strict weight limits mean that shaving weight off the driver is as important as keeping the car light.
WorldMags.net
LEBRON JAMES, basketball Height surely matters in basketball, but agility and power are more important. Players have strong leg muscles for crouching, sprinting and jumping.
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