Background: Dehydration is a serious public health concern occurred due to the imbalance
between water intake and loss which increased in the climate change and Egypt's hot weather, lead
to the morbidity and mortality rate raise among the older persons. Aim: To evaluate the effect of
nursing educational program for improving older persons' hydration status. Subjects and Method:
One group pre-post intervention research design. Setting: The study conducted at the (internal
medicine and urology) clinics at the Assuit University hospitals. Sample: Total number of 130
older persons was included. Study tools: Contained four tools; Tool (I): Consisted of four parts;
personal data, El-Gilany scale for measurement of socioeconomic status, health condition and
knowledge of older persons regarding dehydration. Tool (II): Dehydration screening. Tool (III):
Hydration knowledge scale and Tool (IV): Hydration facilitators and barriers attitude. Results:
Mean ± SD and (range) of participant age: 69.28±7.65 (60-91). It was found that, more than half
(56.9% &53.1% respectively) of them were male and had very low socioeconomic status. There
was statistically significant effect of the educational program on the older persons' dehydration
status; also there was improvement of older person's hydration & dehydration knowledge and
attitude of older persons about hydration facilitators and barriers after the application of the
educational program. Conclusion and recommendations: These results support that the nursing
educational program improved the hydration status, hydration & dehydration knowledge and
attitude toward hydration facilitators and barriers among older persons. Continuous educational
programs about hydration status of older persons are recommended