Drifting off to sleep while smelling lavender, eucalyptus or rosemary could help to boost your memory in later life.
Volunteers aged 60 to 85 who were exposed to fragrances at night for six months did far better in a memory test.
They improved their memory by 226 per cent compared to volunteers who did not get the same scent exposure.
The small study, of 43 people, suggests the act of smelling pleasant scents could stimulate the brain in a way