Common triggers include stress, nervousness, habit, and even certain medications that affect saliva production.
While often harmless, chronic lip biting can lead to irritation, infection, and visible calluses or discoloration.
Techniques such as mindfulness, keeping lips moisturized, using a reminder bracelet, or consulting a therapist can help break the habit.
Applying aloe vera gel, honey, or a light layer of coconut oil can soothe irritation and promote healing.