Mumbai, Jan 11 (ANI): Bollywood actress Neha Dhupia, who is known for her fitness freak attitude, said that she is training hard to participate in one of the most awaited marathons in Mumbai. The Mumbai Marathon, scheduled for January 19, would witness the participation of popular long distance runners and other Bollywood stars, running for charity organizations. The Marathon is divided into five race categories, with full marathon being for 42 kilometres. Talking about her preparations, 33-year-old Dhupia said that she has trained hard and is testing herself to see if she can run for close to 22 kilometers in the half marathon category.