If there is anal swelling, whether it can heal by itself depends on the cause of anal swelling, as follows: 1, rectal inflammation: If it is caused by rectal inflammation, especially enteritis caused by eating unclean things, anal swelling can heal by itself. 2, hemorrhoids: If it is caused by hemorrhoids, it can also achieve self-healing through the adjustment of dietary habits. 3, rectal tumor: If anal swelling is caused by The actual fact is that you can find a lot of people who are not able to get a lot of money from the internet. If you find anal swelling, you must go to a regular specialist hospital for systematic examination and clear diagnosis. The treatment measures should be taken according to the different causes to control the symptoms early.