Why Does God Care About Sex?
If you’re raising kids or teenagers today, this question is not a matter of if but when: Why does God care about sex? And whether we realize it or not, we are already answering that question for them. Not just with our words, but with our tone, our comfort level, and sometimes even our silence.
For many of us, sex was never explicitly called “bad” growing up, but it often felt like it lived in that category. It was avoided, whispered about, or treated as something slightly embarrassing. So even in good, faithful homes, kids can grow up assuming that Christianity is at least a little uncomfortable with the idea of sex. That’s why it matters that we don’t just give our kids rules, but help them understand the reason behind those rules. Because underneath the question, “Why does God care about sex?” are deeper questions about identity, freedom, love, and what it means to live a good life. If we can help them see God’s heart here, we’re not just answering one question, we’re shaping how they see Him.
God Cares About Sex Because He Designed It
One of the most important things we can help our kids understand is that the Bible is not anti-sex. In fact, it is unapologetically pro-sex, just not in the way our culture tends to frame it. Scripture presents sex as something intentional, meaningful, and good. From the very beginning, God created humanity as male and female and designed them to come together in a one-flesh union.¹ That means sex is not random or purely physical. It is deeply connected to God’s purposes for humanity.
Part of that purpose is procreation, but it’s not limited to that. As Sam Allberry points out, if human life is sacred, then the act that produces life is also sacred.² But beyond that, sex is also a reflection of God’s goodness. He could have designed reproduction in any number of ways, but He chose to make it relational, intimate, and even enjoyable. That tells us something about who He is. When God finished creating humanity, male and female, He didn’t hesitate or qualify His assessment. He declared it all “very good.”³ God is not embarrassed by bodies or desire or pleasure. He invented them, and He called them good.
Even more than that, the Bible shows us that sex points beyond itself. It is not just about two people, but about something bigger. The covenant of marriage, and the intimacy within it, is meant to reflect the relationship between Christ and His church.⁴ So when God places boundaries around sex, He is not trying to restrict joy. He is protecting something sacred, something that was always meant to carry deeper meaning than we often realize.
God Cares Because We Belong to Him
Another reason God cares about sex is because He cares about us, and Scripture makes it clear that we do not ultimately belong to ourselves. That idea runs directly against one of the strongest messages in our culture, which tells our kids that autonomy is everything. The phrase “my body, my choice” captures that mindset well. It sounds freeing, but it also assumes that no one has the authority to speak into what we do with our bodies.
The apostle Paul offers a very different perspective. He reminds believers that “you are not your own, for you were bought with a price. So glorify God in your body.”⁵ That is not language meant to restrict us, but to ground us in something deeper. If we belong to Christ, then our bodies matter. Our sexuality matters. Not because God is controlling, but because He is loving and invested in every part of who we are.
The world tends to treat the body as a tool, something to use for pleasure or self-expression. But Scripture speaks of the body as a temple of the Holy Spirit.⁵ It is not disposable, and it is not separate from our identity. We are not souls trapped in bodies. We are embodied souls, created by God on purpose. That means our sexuality is not primarily about our preferences or desires, but about honoring the One who made us and redeemed us. So instead of saying, “My body, my choice,” the Christian learns to say, “My body, His glory,” trusting that the One who made us knows what will truly lead to our good.
God Cares Because Misusing Sex Hurts Us
When the Bible speaks clearly about sexual boundaries, it is not being arbitrary or overly restrictive. It is being protective. Paul writes that God’s will for us is our sanctification, which includes learning to control our bodies in holiness and honor.⁶ That language may sound strong, but it reflects a deeper truth. God is not trying to keep us from joy. He is trying to keep us from harm.
One simple way to explain this to kids is to compare sex to fire. Fire in the right place, like a fireplace or a stove, brings warmth and life. But in the wrong place, it can be destructive. Sex works the same way. It is a beautiful gift within the covenant of marriage, but when it is taken outside of that context, it often leads to pain rather than flourishing.
Tim Keller describes how sex without commitment can subtly turn people into consumers. Instead of giving ourselves in love, we begin to evaluate, perform, and even market ourselves in order to be accepted.⁷ That kind of dynamic is exhausting, and it stands in sharp contrast to the gospel. The gospel tells us that we are loved before we perform. But in a culture shaped by what Keller calls “consumer relationships,” love often feels conditional, something we have to earn and maintain.
This is why God’s design, which many people see as restrictive, is actually freeing. It creates a context where intimacy is safe, where people are not used, and where love is rooted in covenant rather than performance. God’s boundaries are not a cage. They are a framework for real joy.
Helping Our Kids See Through Cultural Lies
As parents, we are not having this conversation in a vacuum. Our kids are being shaped every day by messages from social media, school, and the broader culture. Many of those messages sound compelling, but they rest on assumptions that Scripture challenges.
One of the most common ideas is that sex is primarily about personal fulfillment. The Bible, however, presents sex as something that is meant to be self-giving. It is not about taking what I want, but about loving another person within a committed covenant. Another widespread belief is that our bodies and our identities are separate, as if who we are internally can be detached from our physical reality. But Scripture never treats the body as irrelevant. In fact, the incarnation itself shows us how much the body matters. Jesus did not simply appear human; He took on a real body, lived in it, died in it, and was raised in it.⁸
Similarly, the idea that our bodies are just shells that can be reshaped to match our internal sense of self does not fit with the biblical picture of creation. While our feelings can be complex and sometimes confusing, Scripture points us back to the wisdom of our Creator. As Rachel Gilson writes, we can learn to trust our bodies as part of how God reveals who we are.⁹ That does not mean every question is simple, but it does mean God’s design is not arbitrary or untrustworthy.
Then there is the phrase “love is love,” which resonates deeply with our culture’s desire for acceptance and kindness. Christians should affirm the dignity of every person and reject cruelty or mockery. But Scripture also teaches that love is not merely defined by sincerity or intensity of feeling. Real love is shaped by truth, and not every expression of desire aligns with God’s design. To affirm everything without discernment may feel compassionate in the moment, but it can ultimately lead people away from what is truly good.
Teaching Our Kids How to Love Well
This is where many parents feel the tension most acutely. How do we hold firm convictions while still loving people well? The answer is not to choose between truth and love, but to hold them together the way Jesus does.
I know too many people who struggle with some kind of sexual immorality that have been hurt by overzealous Christians who have turned something as beautiful as a Biblical sexual ethic into a weapon. We want our kids to see people who disagree with them not as enemies, but as neighbors. That means teaching them to listen carefully, to treat others with dignity, and to build real friendships even when there is deep disagreement. It also means helping them understand that kindness is not compromise. In fact, Scripture calls us to speak the truth in love, which requires both courage and gentleness.¹⁰
At the same time, we want to remind our kids that the gospel levels the ground. The need for grace is not limited to one group of people. Whether someone is struggling with sexual sin, pride, anger, or anything else, we all come to God the same way, in need of mercy. That posture keeps us humble and helps our kids avoid the trap of self-righteousness.
A Final Word for Parents (and for Our Kids)
At its core, this conversation is not just about sex. It is about the gospel. Every one of us is broken in some way, and that includes our sexuality, whether through temptation, failure, confusion, or wounds we carry. But the good news is that Jesus does not wait for us to fix ourselves before coming to Him. He invites us as we are.
At the cross, He took our guilt and shame. In His resurrection, He offers forgiveness, cleansing, and a new identity that is not defined by our past or our struggles, but by His love. That is the message our kids need to hear again and again.
So when hard questions come, don’t panic or shut the conversation down. Lean in. Create space for honesty. And remind your kids that there is no question too uncomfortable and no struggle too messy for Jesus. He does not turn away from those who come to Him. He welcomes them.
And they do not have to walk through any of this alone.
Footnotes
Genesis 2:24 (ESV)
Sam Allberry, Is God Anti-Gay? (The Good Book Company, 2013)
Genesis 1:31 (ESV)
Ephesians 5:31–32 (ESV)
1 Corinthians 6:19–20 (ESV)
1 Thessalonians 4:3–5 (ESV)
Tim Keller, The Meaning of Marriage (Dutton, 2011)
1 Corinthians 15:42–44 (ESV)
Rachel Gilson, Born Again This Way (The Good Book Company, 2020)
Ephesians 4:15 (ESV)
*This post grew out of a class I taught at my local church. The books and authors referenced here are ones I’ve personally read and benefited from. I also used AI as a tool to assist with editing and formatting the article.