Salt act as an abrasive agents which gradually abrades your enamel. It has antibacterial quality provided you use it in diluted form ie in form of salt gargles.Effect of salt on gums- it causes osmosis hence it helps to soothe your gums during inflammation and thus subsides inflammation. read more
Dr. Arnold Malerman Dr. Malerman Infection: Probably an abscess, an infection, but there are other possible reasons. read more
However, recession can get worse and occur sooner with gum disease, grinding yoour teeth, defective dental work, systemic diseases, crowded teeth and cleaning your teeth too aggressively. Genetics also plays a role although it is not clear how. read more