Photo: Matthew McConaughey (Instagram) Fans of Matthew McConaughey are expressing concern after the actor was recently seen looking much thinner than usual. He and his wife, Camila Alves, attended a gala dinner, where his appearance caused quite a stir. Known for his strong features, McConaughey looked noticeably gaunt, especially in his face. A source told Life & Style , "He looks really thin, and it’s especially clear when he's clean-shaven." While McConaughey has famously changed his body for roles, like in 2013’s Dallas Buyers Club , insiders say this time, it’s not for a movie. "It doesn’t seem to be for a role," one source said, adding that he might be feeling pressure to meet Hollywood’s slim standards. Photo: Matthew McConaughey (Instagram) A surgeon, Dr. Reza Nassab, commented on McConaughey’s appearance, saying the changes in his face could be due to weight loss rather than surgery. He explained that when people lose a lot of weight, it can make fe...