Signs and symptoms. The majority of HPV infections do not cause symptoms or disease and resolve spontaneously. However, persistent infection with specific types of HPV (most frequently types 16 and 18) may lead to precancerous lesions.
1. Tokyo, Japan: Tokyo tops the list and remains the world's largest city with 38 million dwellers. Though the UN has predicted a decline in the city's population, it will still remain the world's most populous city in 2030 with 37 million inhabitants. 2. Delhi, India: With 25 million, the Indian capital is the second-most populated city in the world.
Tokyo is the capital of Japan. Kawasaki, Sagamihara, and Yokohama these metropolitan areas are included in administrative boundaries of Tokyo, making it most populous area of the world. So Tokyo is standing at number 1 in most populated areas of the world, containing 37,200,000 people in his lap. There is slightly decline seen in the population rate of the Tokyo according to UN, but it will still remain most populated city of the world till 2030 with its 37 million dwellers.