The definition of a trajectory is the curved path something takes as it moves through space. An example of trajectory is the path taken by a paper airplane as it flies through the air. trajectory. pl. trajectory.
Lip blisters are caused by herpes simplex virus HSV-1. It may occur due to emotional stress or trauma on the lips or due to prolonged exposure to sunlight. Sometimes it may infect your eyes, fingers and even genitals. Symptoms : Fever, nausea, vomiting, headache are some of the common symptoms of lip blisters. You may have painful sores on the lips and inside the oral cavity. The area may develop inflammation and you will have difficulty to eat and drink. Sometimes, there may be sore throat.
Peripheral neuropathy causes tingling in different parts of the body including the lips. Peripheral neuropathy is also a result of unbalanced glucose levels, i.e. hypoglycaemia. Hypoglycaemia also causes symptoms like tingling in lips and other parts of the body including anxiety and muscular pain.