(Reuters) – A new app that lets users shed virtual weight so their faces look skinnier on “selfie” photos is raising concerns about health and body-image issues. SkinneePix, for iPhone and Android devices, can trim from five to 15 pounds (2-6 kg) of virtual fat for a slimmer selfie look. “Cameras add additional weight to photos and when you’re taking a selfie you’re also dealing with bad lighting, angles, close-ups and a lot of other […]