When the gum tissues surrounding your teeth start wearing down, this process is known as gum recession. Gum recession is a gradual process and it reveals more of tooth or the roots of tooth thereby making gaps or pockets for disease-causing bacteria to breed. Although gum recession is hard to detect, it should not be neglected as it may result in severe damage to the bone structure of the tooth as well as its supporting tissue. One can start looking for warning signs for gum recession which are tooth sensitivity, unusually longer tooth, etc. Gum recession may be caused by one of the following reasons – periodontal disease, aggressive tooth brushing, poor dental care, genes, tobacco, misaligned teeth, grinding teeth and hormonal changes. You can start treating gum recession right at home with the following home remedies once you spot that the process has started.