“I think we need to start thinking more expansively about what nourishes our energy. It isn’t a straightforward answer as there are lots of things that can make you feel tired,” she adds.

“I personally know that sleep is the issue when my mood is affected, I get grumpy and I start to notice tiredness around my eyes and head fogginess. But sometimes I can get tiredness caused by low blood sugar, or simply needing to get out and move more or from being on Zoom and Teams too much.”

Understanding your sleep pattern is the key to figuring out what your body really needs, she says. “The sleep that you get from 5am onwards, from an energy perspective, is of limited value. Certainly, a lie-in is lovely at the weekends, but otherwise, you’re probably better off getting up early and getting in some exercise,” Dr Ramlakhan explains.

“There’s an intelligence built into the design of our sleep – we sleep in 90-minute cycles and each cycle seems to repair the body in a different way.”

Sleep or exercise? How to decide whether an early morning workout is better than a lie in