Volume 14, Issue 7 (2021) Digital Health, Physical Activity and Epidemiology

Original Research

Lumbar Multifidus Muscle Thickness During Graded Quadruped And Prone Exercises
Konstantinos Dafkou, Eleftherios Kellis, Athanasios Ellinoudis, and Chrysostomos Sahinis

Ordinal Statistical Models of Physical Activity Levels from Accelerometer Data
Shafayet S. Hossain, Drew M. Lazar, and Munni Begum

The 6-week Effects of HIIT on Biomarkers of Tissue and Oxidative Damage in Wistar Rats Previously Supplemented with Pyridoxine
Jéssica Danielle Matos, Felipe J. Aidar, Dihogo Gama de Matos, José Uilien de Oliveira, Ailton Santos Sena Júnior, Jymmys Lopes dos Santos, Anderson Carlos Marçal, and Silvan Silva de Araújo

An Assessment of Mobile Applications Designed to Address Physical Activity During Pregnancy and Postpartum
Rachel A. Tinius, Mackenzie Polston, Hannah Bradshaw, Paula Ashley, Ashley Greene, and Angel Parker

Physiological Responses to Active Video Games Compared to Treadmill Walking and TV Watching in Obese Children and Adolescents
Ramzi Majaj, Trent Scott, Ryan Moran, Dana Kimberly, Tamekia Jones, and Webb Smith

Validity and Test-retest Reliability of the Jumpo App for Jump Performance Measurement
Amilton Vieira, Anthony J. Blazevich, Alexandre Souza da Costa, James J. Tufano, and Martim Bottaro

Effects of Resistance Training on Muscle Quality Index, Muscle Strength, Functional Capacity, and Serum Immunoglobulin Levels between Obese and Non-obese Older Women
Paulo Silva, Dahan da Cunha Nascimento, Ivo Vieira de Sousa Neto, Silvana Funghetto, Ramires Tibana, James W. Navalta, Fabiani Beal, and Jonato Prestes

The Effect of Compression Socks on Maximal Exercise Performance and Recovery in Insufficiently Active Adults
Alexander H.K. Montoye, Alexandra A. Mithen, Haven L. Westra, Summer S. Besteman, and Brian C. Rider

Reduced Injury Prevalence in Soccer Athletes Following GPS Guided Acclimatization
Montgomery Bertschy, Jeffrey Howard, Sakiko Oyama, and Kelly Cheever

The Effect of Rest Interval Length on Upper and Lower Body Exercises in Resistance-Trained Females
Desmond J. Millender, Zachary A. Mang, Jason R. Beam, Rogelio A. Realzola, and Leonard Kravitz