Appointments & care. At Mayo Clinic, we take the time to listen, to find answers and to provide you the best care. Respiratory syncytial virus (RSV) is a virus that causes infections of the lungs and respiratory tract.
2015 Hyundai Sonata Eco: Gas Mileage Review. The 2015 Hyundai Sonata Eco is the Korean maker's most fuel-efficient mid-size sedan that doesn't use a hybrid powertrain. And it highlights the two parallel paths that automakers are taking as they work to boost gas mileage ratings to meet steadily rising corporate average fuel economy rules.
That's the trusted automotive source chiming in with what we already know - the Optima is value-packed, spacious and brimming with family-friendly features. If you want your car to save you money at the gas pump, the 2016 Hyundai Sonata base models will get you 25 miles per gallon in the city and 38 mpg on the highway.