The latest study, released by the plaintiffs in a class-action lawsuit against Fitbit, found that the pulse-monitoring technology used in the company's wrist-bound Surge and Charge devices was highly inaccurate during elevated physical activity..
An eye disease affecting the macula (the center of the light-sensitive retina at the back of the eye), causing loss of central vision. Migraine with Aura: A type of severe headache accompanied by various visual symptoms. Myopia: See nearsightedness: Nearsightedness
Retina can also refer to the Kodak Retina camera and the Apple Retina Display. The vertebrate retina (pron.: / Ë r É t Éª n É / RET-nuh, pl. retinae, pron.: / Ë r É t i n iË /; from Latin rÄte, meaning net) is a light-sensitive layer of tissue, lining the inner surface of the eye.