Astigmatism is a type of vision problem that tends to worsen with age. It happens when the clear, rounded surface of the cornea or the lens develops a slight imperfection. This uneven surface distorts light as it enters the eye and distorts vision. Fortunately, astigmatism is very treatable. Seniors can wear corrective lenses or get a surgery to reshape the warped eye surface. Normally astigmatism is not diagnosed unless a senior gets an eye exam, but the following symptoms may warn Ft. Lauderdale live-in caregivers that their loved ones’ eyesight is compromised.