For example the median expected annual pay for a typical Horse Rider/Exerciser in the United States is $53,327, so 50% of the people who perform the job of Horse Rider/Exerciser in the United States are expected to make less than $53,327. Percentile.
The short answer is, Yes! Gums can and do grow back on their own without your having to do anything special. Because oral hygiene professionals don't talk about this, it's hard to say how common it is. Now, to give you a response that any dentist would give you; yes.
Check with your dentist to make sure there is no gum disease first. If you really don't have gum disease and the receding gum line is caused by brushing your teeth too hard - switch to electric brush. It will stop getting worse and start to grow back a little. It happened to me and my family member.