25 (scientific) happiness hacks

By Alison Mango, Health.com

Updated 2055 GMT (0455 HKT) January 22, 2016

Helping others, whether you do it directly like these people feeding the homeless, or anonymously, actually makes the helpers happier.

Photos: 10 ways to get happy

1. Practice kindness – Helping others, whether you do it directly like these people feeding the homeless, or anonymously, actually makes the helpers happier.

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Writing down what you're grateful for in a journal, as these students are doing, can lead to better health and more optimism.

Photos: 10 ways to get happy

2. Keep a gratitude journal. – Writing down what you're grateful for in a journal, as these students are doing, can lead to better health and more optimism.