Regularly helping others — through volunteering or small acts of kindness — measurably increases your own happiness and reduces symptoms of depression.

Here’s something kind of wild: when you do something nice for someone else, your own brain benefits. Multiple peer-reviewed studies found that people who regularly practice kindness toward others report higher levels of happiness and lower levels of depression, anxiety, and stress. It’s not a small effect either — researchers specifically found that other-focused kindness improved overall mental health across emotional, social, and psychological well-being, and also showed some improvement in depression and anxiety symptoms.

One reason this works is pretty simple. When you’re focused on helping someone else, you’re not stuck in your own head. The American Psychiatric Association points out that for people dealing with depression or anxiety, acts of kindness can actually pull attention away from their own symptoms — giving their brain a mental break from the spiral. That shift in focus alone can make a real difference in how you feel day to day.

And you don’t have to do anything huge. Research suggests that even watching someone else do something kind can increase your own feelings of happiness and make you more likely to be generous yourself. Small things — holding a door, texting someone to check in, volunteering for even a short stretch of time — can count. Studies on volunteering specifically found consistent evidence that it boosts life satisfaction, positive feelings, and sense of purpose, while also reducing depression.

The single most important takeaway: helping others isn’t just good for them — it’s genuinely good for you. If you’re feeling low or stuck, doing something kind for another person is one of the few things backed by real research that can help shift how you feel. Just make sure you’re not running yourself into the ground — it works best when it comes from a place of genuine choice, not pressure.