It reduces latency and data traffic congestion. The ensuing traffic congestion during summer months causes roadway congestion. Such dynamics in relation to traffic congestion is known as traffic flow. They can be effective in avoiding accidents and traffic congestion. International rescue efforts were restricted by traffic congestion and blocked roads. Sneezing is also triggered by sinus nerve stimulation caused by nasal congestion and allergies. Like many major cities, Montreal has a problem with vehicular traffic congestion. The roundabout are usually landscaped and were efficient to handling traffic congestion. Their large numbers have been known to cause traffic congestion and air pollution in Vietnam. This is one of the principal causes of traffic congestion in the town. Commutes into Truro are a major factor in its traffic congestion. Dhaka suffers some of the worst traffic congestion in the world. Greater Jakarta LRT was aimed to tackle Jakarta's high road traffic congestion. Other episodes discuss topics such as eminent domain, urban traffic congestion, and medical marijuana. Extended use may cause rhinitis medicamentosa, a condition of rebound nasal congestion.