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  • Writer's pictureChristopher

The Science of Happiness: What Really Makes Us Happy?


We're all on a lifelong quest for happiness, but what does it actually mean to be happy? Is happiness a fleeting moment of joy or a sustained sense of contentment? Can it be measured, and more importantly, can science provide us with insights into how to become happier? Let's delve into the fascinating science of happiness to find some answers.

What is Happiness?

Happiness is a complex, multi-dimensional emotional state that encompasses a range of feelings, from short-term pleasure to long-term contentment. It's subjective, and what brings happiness to one person may not bring happiness to another.

The Chemicals Behind Happiness

Serotonin, dopamine, oxytocin, and endorphins are often called the "happy hormones." These chemicals are neurotransmitters that play crucial roles in regulating mood.

  • Serotonin: Often referred to as the mood stabilizer, higher levels of serotonin are associated with feelings of well-being and happiness.

  • Dopamine: Known as the "reward hormone," it is released during pleasurable situations, stimulating feelings of enjoyment.

  • Oxytocin: Known as the "love hormone," it's released in high amounts during activities like hugging and bonding, promoting feelings of social bonding and trust.

  • Endorphins: These are natural painkillers and mood elevators, often released during exercise.

External vs. Internal Factors

Numerous studies have shown that external factors like income, job status, and physical appearance have a relatively limited impact on our long-term happiness. Conversely, internal factors such as relationships, a sense of purpose, and even genetic makeup have been found to be more influential.

The Hedonic Treadmill

The concept of the "hedonic treadmill" suggests that we quickly return to a baseline level of happiness, regardless of positive or negative events in our lives. This may explain why external circumstances don't have a lasting impact on our happiness.

Practical Ways to Boost Happiness

  1. Gratitude Journaling: Several studies suggest that regularly jotting down things you’re grateful for can significantly improve well-being.

  2. Exercise: Physical activity releases endorphins, which naturally elevates mood.

  3. Social Connections: Building strong relationships and social support networks contributes to long-term happiness.

  4. Mindfulness: Practices like meditation help in staying focused on the present, reducing stress, and increasing happiness.

The Role of Genetics

Interestingly, research suggests that about 50% of happiness levels are determined by genetic factors. This doesn't mean you're bound by your DNA; it simply indicates that some people may have a genetic predisposition to be happier than others.


The science of happiness is a rapidly evolving field that brings together findings from neurology, psychology, sociology, and even economics. While there’s no one-size-fits-all approach to happiness, understanding its underlying science can help us take actionable steps to enhance our well-being. After all, happiness isn't just a destination; it's a lifelong journey enriched by daily experiences.

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