From weighing 80 killos Pawankumar has come down to a healthy and happy 66 kgs. "Practice Brahmavidya," says this 25-year-old nature lover from Bangalore. Why? Because he could scale with ease and energy, the Kedarkantha Peak, which is at an altitude of 12,500 ft, without altitude sickness and without needing medicines to get acclimatized unlike his fellow trekkers.