Ask A Sexologist: Why Don't I Feel In The Mood For Sex Until My Partner Initiates?

Not all lust is the same, licensed sexologist, relationship therapist, and author at Passionerad, Sofie Roos, told HuffPost UK. 

Sure, there’s the better-known spontaneous desire ― a sudden, proactive urge that can cause the spark that initiates sex. 

But Roos said that though “many people have gotten the idea of the lust being something that ‘just should pop up’... this is rarely the reality”. 

Instead, she explained, a lot of us experience “reactive desire”. 

What is reactive desire?