According to the Sleep Foundation, it seems that these connections between sleep and sex will take effect no matter what time of day you’re getting it on. Sex in the morning will produce the same calming effects for some people as sex in the evening.

In the same way that sex can affect our sleep, not sleeping well and having disordered sleep can affect our sex lives. “Chronic poor sleep can result in reduced levels of the sex hormone testosterone,” says Dr Ramlakhan. “This can cause reduced libido, a lack of ability to orgasm in both sexes and erectile dysfunction in men.” This all means that improving the quality of your sleep and sleep hygiene is crucial for having a happy and healthy sex life.

Can sex help you sleep? An expert explains why intimacy could help us drift off