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.
Most respiratory tract infections, especially those of the upper respiratory tract, are mild and not incapacitating. Upper respiratory tract infections often cause rhinorrhea or pharyngitis. Lower respiratory tract infections, particularly pneumonia, can be more severe.Lower respiratory tract infections are more likely to cause fever, dyspnea, or chest pain than upper respiratory tract infections. Cough is often present in either upper or lower tract infections.ower respiratory tract infections, particularly pneumonia, can be more severe. Lower respiratory tract infections are more likely to cause fever, dyspnea, or chest pain than upper respiratory tract infections. Cough is often present in either upper or lower tract infections.