Nelson Mandela sitting up, visiting with family at home People gather and sing songs of support for the ailing former South African President Nelson Mandela outside the Mediclinic Heart Hospital in Pretoria, South Africa, June 27, 2013. Mandela is recovering at home. UPI/Alexia Webster HOUGHTON, South Africa, Sept. 26 (UPI) -- Former South African President Nelson Mandela is in good health, and is sitting up and visiting with family at home, his family said. Mandela was released from the hospital 25 days ago after spending nearly three months in treatment for a lung condition. Back at home in Houghton, his family said the 95-year-old former leader appears "vibrant" and was acknowledging their presence. I just saw him again yesterday at lunch. He is doing very well," grandson Mbuso Mandela said Wednesday. He said Mandela was not completely bed ridden, The (Johannesburg) New Age reported. South African President Jacob Zuma told the U.N. General Assembly in New York that Mandela was responding well to treatment at his home. "His family and our people have warmly welcomed the support he continues to receive from the global community," Zuma said.