ikylm is a acronym or abbreviation of the phrase “I know you love me”. Usually used in a sarcastic way when someone is doing something minorly annoying or in a teasing way.
Sam: so do you like Trent??
Sophia: no
Sam: liar
Sophia: I hate u
Sam: ikylm
While our lifespan is the number of years we will live, our healthspan is the number of healthy years we will have and our sexspan is is the number of years we will continue to be healthy enough to continue having an active sex life.