A study from the Greater Good Science Center at the University of California, Berkeley, concluded that gratitude binds relationships together. When couples express appreciation for each other then their oxytocin levels rise, helping develop trust and affection between two people.
4. Check on each other
Psychologist and media personality Cooper Lawrence mentioned in one of her papers that happier couples check on each other more frequently. Simple texts like ‘how’s your day going?’ are enough to let the other person know that you care. When was the last time you sent a text like that? If not yesterday, send one now!