Sunglasses come in two basic types: prescription and non-prescription. The former are the most common type, worn by those who either don’t need vision correction or those who wear contact lenses. Prescription sunglasses, however, provide the double benefit of UV and sunlight protection while offering the necessary vision correction as well.
Both the pros and cons [...]
In Roman times, Emperor Nero liked to watch gladiator fights through emeralds, to avoid the sun getting in his eyes. It is likely that humans in other time periods prior to the invention of sunglasses may also have put various materials over their face to protect their eyes from the brightness of the sun, but [...]
Hay Fever - You can manage it!
Hay fever is a misnomer. Hay is not a usual cause of this problem, and it does not cause fever.
Hay fever is actually a type of rhinitis that results from an allergic reaction to pollens. Symptoms of allergic rhinitis, or hay fever, frequently include nasal congestion, a clear runny [...]