[quote]amayakyrol wrote:
IIRC average femur length for people is about 26%. I measured mine at 30% and my tibia (calves) appear short. Great for deadlifting, which is my best lift and the only one that seems to go up easily, but horrible for squats. I know I have shorter arms relative to some people because every other player on my HS basketball team within +/- 2 inches of my height had anywhere from a half hand to a full hand greater overhead reach than me. Another way to check that would be to measure your wingspan. Average should be within a couple inches of your height. Longer would be greater than your height, shorter would be less.
In more extreme cases you can see it obviously.

Long torso, short femurs. Femurs appear to be only slightly longer than tibia.
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Agreed, femur length plays a major role in determining squat proficiency. Less so with deadlift proficiency, as long femurs can also increase the moment arm between the hips and the bar in a conventional deadlift, which is why longer-femured individuals often have success with sumo (provided they have proper hip mobility).