She has macular degeneration, glaucoma
                                
                                
                                    (Newser) -
                                    Roseanne Barr is going blind, she reveals in a new  Daily Beast  interview. The comedian was explaining why she's such an advocate for marijuana legalization: "It's a good medicine, you know," she says. "I have macular degeneration and glaucoma, so it's good for me...