Why You Need To Lift Heavy Things

The role of resistance training for functional longevity.

Physical activity is arguably the best metric for predicting longevity¹.

The majority of this effect is driven by the impact of aerobic fitness.

But think of aerobic fitness, likely the power output of a mechanical excavator.

Necessary, but if the joints and limbs of the machine cannot transmit that power, then it is of limited use.

The same is true of hu…