Original sentence: In ancient India, women used to chew paan to acquire a redness on their lips and mouth, serving as a primitive lipstick.Paan is also identified as the cultural cause of high precancerous lesions or leukoplakia often leading to serious cancers in the oesophagus; Paan's ingredients are high in narcotic making it invariably addictive and thus detrimental.Some regarded Paan as a medicinal substance and an aphrodisiac drug.The habit of spitting out the chewed betel is also believed to aid the spread of diseases like tuberculosis.The practise of chewing Paan was adopted by Buddhism and thus the habit widened beyond India and moved to China, Vietnam, Burma, Thailand Cambodia, Malaysia, Sumatra and Bali