A health awareness walk was conducted on Beach Road here on Thursday on the occasion of the World Kidney Day, by the Apollo Hospitals to explain to the people the need to prevent kidney disease. Commissioner of Police J. Purnachandra Rao flagged off the walk in the presence of noted nephrologists T. Ravi Raju. A large number of people, including many senior doctors of Apollo Hospitals, nursing students, school children and employees of Apollo Hospitals and clinics participated in the walk. The awareness programme was held in the background of kidney disease being the third biggest killer, after cancer and cardiac disease and diabetes and hypertension the underlying causes for six out of 10 chronic kidney disease. Dialysis and transplantation of kidney can be prevented if kidney diseases are detected early and the patients can also create awareness about the risk factors among their friends, family members, relatives and people they know, said a press release from Apollo Hospitals' administrator V. Srinivas. The Apollo Clinic near BVK College, Seetampeta, launched a Rs. 999 special package to screen the risk factors of kidney disorders, diabetes and hypertension. Interested can call 0891 2585511/12 or 2548818, according to centre head J. Ramadevi.