Objective: To validate a data collection instrument to determine sedentary behaviors in university students. Method: The research was conducted through a sequential exploratory mixed type design (DEXPLOS), with a qualitative and a quantitative stage. For the qualitative stage, the focus group technique was used in which 24 students participated with a semi-structured interview guide that was subjected to a review by five experts and was analyzed with the ATLAS TI 8 program. Later, in the quantitative stage, a sampling by conglomerates dividing the population from 1st to 10th semester, obtaining a sample of 200 students from the careers of Nursing, Physiotherapy and Physical Education and Sports Sciences. Based on this, an own questionnaire was developed with a Likert scale with 7 response options and the SPSS version 25 program was used for the analysis of quantitative data. Main results...

Introduction: World Health Organization (WHO) and other government organizations in different countries, recommend folic acid supplementation for every childbearing age woman to avoid Neural Tube Defects. If every childbearing age woman would take 0.4mg of folic acid daily, then up to 75% of the total Neural Tube Defects (NTD), would be prevented. Objetive: evaluate nursing students’ level of knowledge of folic acid. Methods: a descriptive cross-sectional study was carried out with nursing students from a public university in Querétaro, Mexico. A closed-form sample size formula was used with a stratified cross-sectional sample and a random sample. Students were asked to answer a questionnaire designed by Saxena et. al, which was not validated. For the statistical analyses, the IBM SPSS Statistics 23 program was used. Main Results: out of a sample of 93 students, 97.8% knew the folic a...