Everything in moderation, even healthy stuff. You need a balanced meal. Also, don't overload on avocados, too many will make you sick.
Answer:
An adaptation can be viewed as a trait that emerged and developed for a certain condition so as to increases the organism changes of survival or fitness.
For a trait to be called adaptive, it must have had a positive influence but not majorly a trait that develops in reaction to a certain selection pressure.
Categorically, a trait is seen as adaptation if it is the aftermath of selection, and adaptive if it is of favourable influence at the existing time.
The change in foot shape making the feet wider and longer than the hands and the curvature of the spine also adapted to it