American Singer,Actress Selena Gomez, who was rushed to hospital after complaining of nausea and a severe headache, admits that she was malnourished and exhausted. But she says she is fine now."I was just very malnourished... low on iron and exhausted,".The 18 year old was supposed to hit the stage with her band The Scene for a concert to promote her new film Monte Carlo in Santa Monica, California, on Friday.but her hospitalisation forced the promoters to postpone the gig.The show was rescheduled for Monday afternoon and a healthy Gomez thanked her fans for turning up.I'm so sorry that I couldn't be here.I love you guys very much," she said.