The XX Lab

How much of your behavior is shaped by biology without you even realizing it? From the clothes you choose to the people you find attractive, your hormones may be influencing more than you think. In this episode of The XX Lab , Dr. Sarah Hill sits down with evolutionary psychologist Dr. Kristina Durante to unpack the fascinating science behind hormones, decision-making, consumer behavior, relations...

Why are women told their hormones are essential at 45 — that losing them is a health crisis, that we must replace them to protect our brains and bones and hearts — while those same hormones are routinely shut down in women in their 20s with barely a second thought? That contradiction is at the center of today's conversation. And once you see it, you can't unsee it. On Today’s Episode, Dr. Sarah Hi...

Why is making friends as an adult so difficult—and why are female friendships often both deeply supportive and unexpectedly complicated? Friendship may be one of the most overlooked public health assets we have. Yet it's also one of the least studied areas of psychology. In this episode, Dr. Sarah Hill sits down with UCLA friendship researcher Dr. Jaimie Krems to unpack the science behind why frie...

Female sexuality is far more complex and fascinating than we’ve been taught. In this episode of The XX Lab with Sarah Hill , Sarah sits down with pioneering sexuality researcher Dr. Cindy Meston to unpack the science of female desire, arousal, orgasm, menopause, antidepressants, birth control, and the psychology behind what actually creates satisfying sex for women. From groundbreaking lab researc...

What if infertility is not just about getting pregnant, but one of the earliest warning signs that something deeper is happening in the body? In this episode of The XX Lab with Dr. Sarah Hill , Sarah sits down with double-board certified fertility specialist Dr. Natalie Crawford to unpack the science of ovulation, egg quality, chronic inflammation, stress, PCOS, endometriosis, and the hidden facto...

What if the life you’re chasing is already inside you? In this episode of The XX Lab , Dr. Sarah Hill sits down with Gabby Reece to explore how self-trust, curiosity, and resilience shape a meaningful life. From growing up “feral” to navigating elite sports, modeling, motherhood, and marriage, Gabby shares how tuning out noise and listening inward became her greatest advantage. They unpack the dif...

What if the thing you’re craving most isn’t happiness, but feeling truly loved? In this deeply honest conversation, Dr. Sarah Hill sits down with happiness researcher Dr. Sonja Lyubomirsky to unpack the science of happiness, connection, and why so many people feel unseen even when surrounded by others. From gratitude practices and social comparison to the hidden psychology of relationships, this e...

What if the reason so many women feel anxious, burned out, and disconnected isn’t personal failure… but a misunderstanding of what women actually need? In this inaugural episode of The XX Lab , Dr. Sarah Hill shares the deeply personal story behind the show and the science that transformed the way she understands herself, relationships, motherhood, ambition, and modern womanhood. Drawing from more...

June 1st