Renaissance Humanism: Humanism is the term generally applied to the predominant social philosophy and intellectual and literary currents of the period from 1400 to 1650.
Central serous retinopathy. Central serous retinopathy (CSR), also known as central serous chorioretinopathy (CSC or CSCR), is an eye disease which causes visual impairment, often temporary, usually in one eye. When the disorder is active it is characterized by leakage of fluid under the retina that has a propensity to accumulate under the central macula.
Eye floaters are deposits or condensation in the vitreous (often referred to as vitreous humor, vitreous fluid, or vitreous gel), the material that fills the posterior part of the eye. People use the term eye floaters to describe seeing floating spots within their vision when they look around.