See:
https://www.sciencedaily.com/release...0817090618.htm

This is another one of those, "Wow, who would have predicted that?" studies.

""Our findings show that individuals with responsive partners experience lower anxiety and arousal, which in turn improves their sleep quality," says lead author Dr. Emre Selçuk, a developmental and social psychologist at Middle East Technical University in Turkey."

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"Having responsive partners who would be available to protect and comfort us should things go wrong is the most effective way for us humans to reduce anxiety, tension, and arousal," says Selçuk."

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"Taken together, the corpus of evidence we obtained in recent years suggests that our best bet for a happier, healthier, and a longer life is having a responsive partner," "