You can use the PICO(T) to help develop your topic. The PICO(T) question is the process employed in Evidence Based Practice.
Below are resources that can help in developing your topic:
Can motivational interviews be effective in reducing pediatric BMI?
Tucker, S. J., Ytterberg, K. L., Lenoch, L. M., Schmit, T. L., Mucha, D. I., Wooten, J. A., . . . Wahlen, K. J. M. (2013). Reducing pediatric overweight: Nurse-delivered motivational interviewing in primary care. Journal of Pediatric Nursing, 28(6), 536-547
Which methodology can be applied to prevent obesity in childcare settings?
Example of an article:
Natale R, Scott SH, Messiah SE, Schrack MM, Uhlhorn SB, Delamater A. (2013). Design and methods for evaluating an early childhood obesity prevention program in the childcare center setting. BMC Public Health, 13, 78. doi: 10.1186/1471-2458-13-78.
In 2nd graders, does the use of adult-sized dishware compared to the use of child-sized dishware affect self-served portion sizes and subsequent food intakes?
DiSantis, K.I., Birch, L.L., Davey, A., Serrano, E.L., Zhang, J., Bruton, Y., & Fisher, J.O. (2013). Plate size and children's appetite: Effects of larger dishware on self-served portions and intake. Pediatrics, 131(5), e1451-e1458.
What is the effectiveness of shoulder countertraction apparatus with physical therapy compared to regular physical therapy alone in patients with frozen shoulder?
Paul, A., Rajkumar, J. S., Peter, S., & Lambert, L. (2014). Effectiveness of sustained stretching of the inferior capsule in the management of a frozen shoulder. Clinical Orthopaedics and Related Research, 472(7), 2262-2268.
For patient with stroke, is early rehabilitation impairment-based therapy intervention effective compared to usual care (UC) therapy?
Godecke, E., Ciccone, N.A., Granger, A.S., Rai, T., West, D., Cream, A., Cartwright, J., Hankey, G.J. (2014). A comparison of aphasia therapy outcomes before and after a Very Early Rehabilitation programme following stroke. International journal of language and communication disorders, 49(2), 149-161.
For adolescents with autism spectrum disorders, does occupational therapy, when compared to no treatment, improve performance in school, home, and community occupations?
Godecke, E., Ciccone, N.A., Granger, A.S., Rai, T., West, D., Cream, A., Cartwright, J., Hankey, G.J. (2014). A comparison of aphasia therapy outcomes before and after a Very Early Rehabilitation Programme following stroke. International Journal of Language and Communication Disorders, 49(2), 149-161.
Does art therapy interventions help develop social interactions in children with autism?
Van Lith, T., Stallings, J. W., & Harris, C. E. (2017). Discovering good practice for art therapy with children who have Autism Spectrum Disorder: The results of a small scale survey. The Arts in Psychotherapy, 54, 78-84.