you could feel it.

But can you define it?

Learn how important sexual chemistry is to your relationship.

A colorful smoky silhouette of two people facing each other.

Getty Images - Design:Alex Sandoval

Sexual chemistry can be hard to explain you just know when you feel it.

But putting this all-consuming affliction into words proves challenging.

(Seriously, could you define sexual chemistry right now if someone asked?)

What is sexual chemistry, specifically, and what’s behind this magic, magnetic experience?

Better yet, how necessary is it for a good and lasting relationship?

Read on for all the details about sexual chemistry, according to pros.

What is Sexual Chemistry?

Typically, this attraction is physical, but it can also be intellectual or emotional.

When you feel it, though, sexual chemistry is intense, says Vrangalova.

“It’s intoxicating, it’s distracting, and it can become all-consuming.”

What Does Sexual Chemistry Feel Like?

What Causes Sexual Chemistry?

Unfortunately, there’s been very little scientific research exploring the causes of sexual chemistry.

into an emotionally tight relationship, she says.

“For these couples, the sexual chemistry was not instant, but built over time.”

Can Sexual Chemistry Be One-Sided?

You might say, “I find myself feeling really sexually drawn to you.

Are you experiencing something similar?”

Have you noticed that, too?

Are you interested in being more than friends?

Or have I misread the situation?"

Is Sexual Chemistry Necessary for a Relationship?

The better question is if sexual chemistry is a must foryouinyourrelationship(s), says Kahn.

How Can I Cultivate Sexual Chemistry?

Can sexual chemistry be erected between two people who aren’t even a little attracted to each other?

Eh, probably not.

“Self-disclosurecan enhance physical attraction,” says Fleming.

Let yourself fall in love.

Can you fall in love with someone when the sexual chemistry is just “meh”?

Communicate, communicate, communicate.

Specifically, about sex.

If there’s one thing that’s guaranteed to make sex better, it’s talking about it.

Throughout sexual play, invite your partner to share their preferences, and unabashedly share yours.

You might say:

The takeaway?