There are hundreds of different strains and species of viruses that cause colds – and many can present just like hay fever - E+ The sun may be shining but winter viruses are still spreading. Despite ...

The human body’s internal thermostat operates with remarkable precision, maintaining core temperature within a narrow range that supports optimal function. When that temperature rises above normal ...

Yellow fever is a viral illness spread by mosquitoes in some parts of Africa and South America. You can take a single-dose yellow fever vaccine, which is the best way to prevent infection with ...