Physical confrontation, the high-speed movement, and continuous direction change of larger players, violent shooting... these are all hotbeds for injury.
Adriano had basically collected them all.
A living Brazilian version of Lukaku.
Later, it was the frequent injuries that caused his condition to decline rapidly.
As for body shape management, it is a consequence, not a cause... The injured are the most prone to weight gain, because they eat more and move less.
This Ronaldo path might seem like the royal road, but it is actually impassable.
Regardless of whether they have made it through, players on this path have one thing in common: their peak periods are exceedingly short!
So even without considering Batistuta's goal, Deng Kai did not wish for Adriano to enter his previous playing orbit at this stage.
Moreover, as it stands, there is no possibility of optimizing Ronaldo's approach until there is a substantial evolution in human physique.