In what comes as a surprise to no one, Americans are more stressed than ever. In 2015, even more adults said they were experiencing "extreme" levels of stress than the year prior, according to the American Psychological Association (APA).

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Combat stress with these simple, science-backed ways to relax.

Phone a friend

Or send a text or email. According to the APA, sharing your feelings with another person actually reduces stress as long as the confidant isn’t someone who actually causes it. But a vent session with a supportive friend can do wonders for your mental health.

Listen to music

Neuroscientists Dr. Daniel J. Levitin of McGill University in Montreal analyzed 400 studies and found that music can help improve your immune system and lower cortisol, the hormone related to stress. In fact, people who listened to music before undergoing surgery were less anxious.

Go in for the kiss

A study at Lafayette College in Pennsylvania found that couples were more relaxed following a 15-minute make out session (while listening to music). Chemicals found in blood and saliva were measured before and after, revealing that cortisol levels were reduced after kissing, reported NBC.

Become a Yogi

There’s a reason why everyone who’s into Yoga seems so calm. According to the Mayo Clinic, not only does yoga help reduce stress and anxiety, it can improve your mood, flexibility, help with insomnia and depression, and also reduce the risk of high blood pressure and heart disease.

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Take that nap

As we previously reported, there’s no need to feel bad about sleeping in the afternoon. A 2015 French study found that a quick nap can help with your immune system and alleviate stress. “Our data suggests a 30-minute nap can reverse the hormonal impact of a night of poor sleep,” Brice Faraut of the Université Paris Descartes-Sorbonne Paris Cité, an author of the study, said in a statement.

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