Smell training is a simple daily exercise that can help your sense of smell recover after illness or injury. It means sniffing the same few scents twice a day, paying close attention to each one. It is not a quick fix, but research shows that kept up over time it helps the brain rebuild the connections behind smell. Whether you are starting from scratch or coming back to it after a break, the guides below take you from the basics through to the science of how it works.
Start here
These guides cover why smell training works and how to get the most from it, with no prior knowledge assumed.
Practical guides
Once you have the basics, these cover the practical side: making your own kit, fitting training into your day, and keeping going when progress feels slow.
The research
Smell training is one of the best-evidenced things you can do for smell recovery. These articles look at what the studies actually show, and how the science is developing.
