Is lighter sleep a normal part of ageing – or a sign of something more serious?

By Elena Urrestarazu Bolumburu, Consultor Clínico. Servicio de Neurofisiología Clínica. Unidad de Sueño., Universidad de Navarra

As you get older, it’s normal to notice changes in your sleep. These can include fewer hours of shuteye, waking up more during the night, and finding it harder to drop off. However, despite the general view that older people tend to need less sleep, scientific evidence suggests that this change isn’t actually a question of needing less rest, but of a reduced ability to fall into a deep, continuous sleep.

Older brains still need to rest, but they find it harder and do it more superficially. It’s as if the…

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