A definite Taxonomy on the so-called IQ

[MVP]

IQ cannot be improved
memory cannot be improved 
reaction time cannot be improved
typing speed cannot be improved
knowledge CAN be improved
attention cannot be improved
processing speed/reading speed cannot be improved

ALL THINGS, except knowledge are SET IN STONE, ur naturally limited.

so in conclusion

focus on KNOWLEDGE

AND, to maximize your iq ONLY these things can be done:

take nootropics, vitamins, minerals, drugs, and go for walks.

on walking increasing iq:

https://en.wikipedia.org/wiki/Neurobiological_effects_of_physical_exercise

[MVP]

bububump