Sciatica is pain caused by irritation of the sciatic nerve. The irritated nerve causes pain that runs down your leg from your lower back or hip. The sciatic nerve is formed by a group of nerves that run from the lower spine down the leg to the foot. Anything that irritates the nerve can cause sciatica.
List of Air Borne Diseases Photo Credit Jupiterimages/Comstock/Getty Images. A disease is classified as airborne when respiratory droplets from one person can easily contaminate the next person. Viruses, bacteria and fungus may be to blame for causing such diseases. Airborne transmission happens when the bacteria or virus travel on respiratory droplets or dust.
Airborne diseases can be spread via respiratory droplets expelled from the mouth and nose. An airborne disease is any disease that is caused by pathogens and transmitted through the air.Such diseases include many that are of considerable importance both in human and veterinary medicine.or example, Newcastle disease is an avian disease that affects many types of domestic poultry worldwide which is transmitted via airborne contamination. Often, airborne pathogens or allergens cause inflammation in the nose, throat, sinuses, and the upper airway lungs.