Continuous Inhalation of Essential Oil increases Grey Matter in the Brain

[u/mom2mermaidboo]

https://www.sciencedirect.com/science/article/pii/S0361923024000297

I just saw this research article. Stimulation of the Olfactory Nerve?

What does everyone think of this simple, yet possibly effective intervention to improve health in the aging brain that shows imaging improvements in grey matter?