This study aims to determine health education's effect on menstruation on readiness to face menarche in grade V and VI students at SDN 39 Kinali in 2019. The research method is pre-experimental quantitative research with a one-group pretest-posttest design. The results of this study are the readiness of respondents to face menarche before being given health education is 91.50, after being given health education is 101.25 the mean difference between the respondent's willingness to meet menarche before and after health education with statistical test results obtained in P = 0.001 with a difference in mean Average 9750. In conclusion, health education has an effect on menstruation on students' readiness to face menarche. Keywords: Menarche, Menstruation, Health Education

This study aims to examine the relationship between these factors and sleep disorders and determine the factors that most influence the occurrence of sleep disorders in ALL children undergoing chemotherapy. The design of this research is descriptive-analytic with a cross-sectional approach. The results showed a statistically significant relationship between the type of ALL, chemotherapy regimen, hemoglobin levels, fatigue, pain, and anxiety with a value of (p<0.005). In conclusion, pain and anxiety factors are the most influencing sleep disorders. Cancer and treatment, physiological, and psychological factors are related to the occurrence of sleep disturbances that will affect the quality of life of the next child.   Keywords: Sleep Disorders, Chemotherapy, Acute Lymphoblastic Leukemia