That’s true to a degree for cyclists but depends on which discipline and what their objectives are.
A time trialist or sprinter would be much less concerned about upper body weight than a pure climber.
Even when he was as shedding weight for the Tour, Wiggins was was still doing dead lifts (with a low weight) and other upper body exercises because having a strong core is very useful.
A time trialist or sprinter would be much less concerned about upper body weight than a pure climber.
Even when he was as shedding weight for the Tour, Wiggins was was still doing dead lifts (with a low weight) and other upper body exercises because having a strong core is very useful.