For couples, emotional connection and sexual intimacy are dynamically related, so difficulties in one area often destabilize the other area. And the "chicken-or-the-egg" relationship between sex and emotional connection may be different for each partner. For some people, the desire to be sexual comes as a result of feeling emotionally connected. But for others, perhaps because of their histories, physiology, and attachment styles (their particular love map), being sexual is how they find their way to emotional vulnerability.
full details: https://www.brainmedico.com.ng/2019/09/how-to-let-your-partner-know-youre-not.html