从一篇英文文章中翻译一段，并确保翻译流畅准确。
一段英文文章：“According to a recent study, people who regularly exercise are happier and more content with their lives than those who don't. This is because exercise releases endorphins, the body's natural mood-boosting chemicals, which can help combat depression and anxiety.”
根据最近一项研究表明，经常锻炼的人比不锻炼者更快乐、更满足生活。原因是锻炼会释放内啡肽，一种身体内的天然提神化学物质，有助于抵抗抑郁和焦虑。