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.
Chapped, or cracked, lips is the term commonly used to describe dry lips. Chapped lips can be caused by a number of factors, including the weather, excessive licking of the lips, and certain medications.Chapped lips is a very common condition that occurs only on occasion for most people.However, some may develop a more severe form of chapped lips called cheilitis.Cheilitis, which can be caused by an infection, is characterized by cracked skin at the corners of the lips. Dry lips are usually reversible with simple treatment and preventive measures.If your lips continue to be severely dry and cracked, consider making an appointment with a dermatologist.heilitis, which can be caused by an infection, is characterized by cracked skin at the corners of the lips. Dry lips are usually reversible with simple treatment and preventive measures. If your lips continue to be severely dry and cracked, consider making an appointment with a dermatologist.