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02/18/2014 12:37 pm ET | Updated Feb 18, 2014

8 Emotional Moments That Have A Huge Impact On Your Body

Gary John Norman via Getty Images

SPECIAL FROM Grandparents.com

If you’ve ever felt butterflies after hearing “I love you” or become nauseated during a breakup, you know emotions hold tremendous power over your physical being. Now, science is backing up that idea, as study after study confirms that the feelings generated by social and romantic relationships directly influence your short- and long-term health.

“What you feel has a big effect on your immune system,” says Dr. John Arden, Director of Training for Mental Health in Northern California for Kaiser Permanente and author of The Brain Bible: How to Stay Vital, Productive, and Happy for a Lifetime. “People who are depressed or lonely get colds more often. People who are depressed later in life get dementia earlier.”

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