UN General Assembly explicitly recognized the human right to water and sanitation which is also essential to achieve target six of sustainable development goals. This descriptive type of cross sectional study was carried out to observe knowledge, attitude and practice on hygiene and sanitation in a selected rural area with a sample size of 247 which was purposively selected. The age structure of the respondents showed that 47.4% belonged to 34-48 years and43.3% belonged to 19-33 years' age group with mean age 35.53 ± 9.11. Among the respondents 78.1% were Muslim, 62.8% and 37.2% were female and male respectively. Study revealed that of the respondents 56.3% thought germ free water as safe, 11.7% opined it as smell free,14.2% replied it as both smell and germ free but 17.8% didn't know about it. About sanitation, 48.2% mentioned hygienic latrine, 11.3% mentioned clean environment and 28.3% did not know about it. Among them 49.0% respondents cleaned drinking glass by only water, 32.0% by soap/detergent with water. Of them 80.6% cleaned water storage container by only water and 13.8%by soap/detergent along with water. Among respondents 36.8% had under five children in family, 30.4% defecated in open place, 6.4% used latrine for defecation and 30.4% didn't use soap after bottom cleaning. There was significant association between education and knowledge on sanitation and safe water (p=< 0.001).Bangladesh Poverty Reduction Strategy has included water and sanitation as an important issue which has got due attention by stakeholders and international development organizations.

This descriptive type of cross-sectional study was conducted to assess the prevalence and determinants of smoking among some selected private university students of Dhaka city in Bangladesh with sample size of 190. The students were aged between 18 and 26 years with mean age as 22.42 ± 1.820. The majority of the respondents (82.1%) were of the nuclear family and 63.2% were living with their friends. Among the smokers (n=187) 50.5% spent Tk. 91-130 and 26.3% spent Tk. 131-170 for smoking daily. The present study also revealed that 98.4% students were smokers of whom 79.7% started smoking at ages between 13 to15 years. Among them 42.5% smoked 12-16 cigarettes, 27.4% smoked 17-21 cigarettes per day and rest 19.4%, 7.0% and 3.8% were taking 22-26 , 2-6 and 7-11 cigarettes per day. Regarding knowledge on hazards associated with smoking 39% mentioned it was loss of money and 35.2% mentioned lung cancer. The study further revealed that 93% smoked due to peer pressure and 91.4% got intervention to quit smoking. Of them 39.8% received counseling from friends as intervention. A significant association was found from this study between number of cigarette taken per day with living partner (p= 0.000). As smoking kills the smokers, awareness program to be lunched in a way so that people voluntary leaves the habit.