Love might feel like butterflies in your stomach, but the real magic happens in your brain. That dizzy, heart-racing, can’t-stop-smiling feeling? It’s actually believed to be a cocktail of chemicals—dopamine, oxytocin, and serotonin—turning your brain into a love-struck lab experiment.
However, love isn’t just about euphoria—it also strengthens emotional bonds, eases stress, and even boosts your health. So, what exactly happens in your brain when Cupid’s arrow strikes? Let’s dive into the fascinating science of love.
The American Psychological Association explains that love is a biological necessity, as it is as essential for our well-being as exercise, water, and food. Research has shown that early-stage intense romantic love activates a primitive part of the brain’s reward system, located in the midbrain, according to neuroscientist Lucy Brown. Lucy and her lab partners used functional magnetic resonance imaging (fMRI) to study 10 women and seven men who were intensely “in love,” based on their scores on the passionate love scale.
Participants experienced brain activation in the ventral tegmental area (VTA), which controls basic reflexes. “Participants in Brown’s study alternately viewed a photograph of their beloved and a photograph of a familiar person. When viewing the photo of their romantic partner, participants experienced brain activation in the midbrain’s ventral tegmental area (VTA), which is the part of the brain connected to meeting basic needs such as drinking when we’re thirsty and eating when we’re hungry.”
The hypothalamus, located above the brainstem, is responsible for feelings of lust and regulates internal processes like body temperature and sleep, states Very Well Mind. It is also mentioned that this part of the brain triggers hormones that increase sexual desire.
The above source further adds that the ventral tegmental area and the nucleus accumbens play a crucial role in attraction and romance, triggering the brain’s reward system, which produces euphoria and pleasure.
According to Novance Health, long-term love can enhance cognitive function by activating the angular gyrus and mirror neuron systems, enhancing thinking and creativity skills. It is also believed to have a profound effect on mental health, promoting belonging and purpose, boosting mood, and decreasing anxiety, stress, and depression.
The publication adds that over time, hormones released in the brain from experiencing love can lead to positive behavioural and emotional changes, such as increased empathy, generosity, and resilience. It is mentioned that the physical health benefits of being in love include lowering blood pressure, boosting the immune system, and reducing stress levels.
Also see: How purposeless conversations can promote a healthy relationship
