Why the repo man can remotely shut off your car engine. Call it the high-tech repo man: The starter interrupt device, a small piece of technology that can disable a car if a borrower is just one day late in making a payment.
Read our leaflet about Antibiotics: Why some people need them and some don't. Respiratory tract infections (RTIs) can be caused by viruses, bacteria and (less often) fungi. Most common respiratory tract infections such as colds, sore throats, sinusitis and laryngitis are caused by viruses.One type of virus can cause more than one type of RTI. For example, the viruses that cause a cold can also cause: 1  sinus infections (sinusitis).acteria can also cause RTIs, including serious infections such as pneumonia and whooping cough (pertussis) . Sometimes bacteria can cause a second infection after you have had an RTI caused by a virus. Find out more about different respiratory tract infections.
Specific areas of the upper respiratory system can become infected to produce pharyngitis, laryngitis, tonsillitis, sinusitis, and epiglottis. These infections may be caused by several bacteria and viruses, often in combination.Most respiratory tract infections are self-limiting.pecific areas of the upper respiratory system can become infected to produce pharyngitis, laryngitis, tonsillitis, sinusitis, and epiglottis. These infections may be caused by several bacteria and viruses, often in combination.