Several hurdles prevent people from reading. This could range
from being super busy to having a learning disability such as
Dyslexia.
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In the Womens' 100 Meter Hurdle Race and the Men's 110 Meter
Hurdle Race, there are 10 hurdles. In the 300 Meter Hurdle Run,
there are 8 hurdles. In the 400 Meter Hurdle Run, there are 10
hurdles.
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There are ten hurdles in 100m, 110m and 400m hurdles races.
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Strictly speaking there are no hurdles in a 400m race, but in a
400mH race there are ten hurdles per lane.
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Yes, there are 10 hurdles in the men's 110m hurdles and the
women's 100m hurdles.