Ekkekakis, P. (in press). The impact of acute affective responses. In E.O. Acevedo (Ed.), Handbook of exercise psychology. New York: Oxford University Press.

Ekkekakis, P. (in press). Affective and emotional responses to exercise. In G. Tenenbaum, R.C. Eklund, & A. Kamata (Eds.), Handbook of measurement in sport and exercise psychology. Champaign, IL: Human Kinetics.

Ekkekakis, P., & Backhouse, S.H. (2009). Exercise and psychological well-being. In R. Maughan (Ed.), Olympic textbook of science in sport (pp. 251-271). Hoboken, NJ: Wiley-Blackwell. [PDF]

Acevedo, E.O., & Ekkekakis, P. (2006). Psychobiology of physical activity: Integration at last! In E.O. Acevedo & P. Ekkekakis (Eds.), Psychobiology of physical activity (pp. 1-14). Champaign, IL: Human Kinetics.

Acevedo, E.O., & Ekkekakis, P. (2006). Psychobiology of physical activity: Future challenges in understanding human behavior. In E.O. Acevedo & P. Ekkekakis (Eds.), Psychobiology of physical activity (pp. 265-268). Champaign, IL: Human Kinetics.

Ekkekakis, P., & Acevedo, E.O. (2006). Affective responses to acute exercise: Toward a psychobiological dose-response model. In E.O. Acevedo & P. Ekkekakis (Eds.), Psychobiology of physical activity (pp. 91-109). Champaign, IL: Human Kinetics. [PDF]

Petruzzello, S.J., Ekkekakis, P., & Hall, E.E. (2006). Physical activity, affect, and electroencephalogram studies. In E.O. Acevedo & P. Ekkekakis (Eds.), Psychobiology of physical activity (pp. 111-128). Champaign, IL: Human Kinetics.

Biddle, S.J.H., & Ekkekakis, P. (2005). Physically active lifestyles and well-being. In F.A. Huppert, B. Keverne & N. Baylis (Eds.), The science of well-being (pp. 140-168). Oxford, United Kingdom: Oxford University Press. [PDF]

Ekkekakis, P. (2005). The study of affective responses to acute exercise: The dual-mode model. In R. Stelter & K.K. Roessler (Eds.), New approaches to sport and exercise psychology (pp. 119-146). Oxford, United Kingdom: Meyer & Meyer Sport. [PDF]

Ekkekakis, P., & Petruzzello, S.J. (2002). Biofeedback in exercise psychology. In B. Blumenstein, M. Bar-Eli, & G. Tenenbaum (Eds.), Brain and body in sport and exercise: Biofeedback application in performance enhancement (pp. 77-100). Chichester, England: John Wiley & Sons. [PDF]

Holmes, M.E., Ekkekakis, P., & Eisenmann, J.C. (in press). The physical activity, stress, and metabolic syndrome triangle: A guide to unfamiliar territory for the obesity researcher. Obesity Reviews. [PDF]

Ekkekakis, P., Lind, E., & Vazou, S. (in press). Affective responses to increasing levels of exercise intensity in normal-weight, overweight, and obese middle-aged women. Obesity. [PDF]

Ekkekakis, P. (2009). Illuminating the black box: Investigating prefrontal cortical hemodynamics during exercise with near-infrared spectroscopy. Journal of Sport and Exercise Psychology, 31 (4), 505-553. [PDF]

Ekkekakis, P. (2009). The dual-mode theory of affective responses to exercise in metatheoretical context: II. Bodiless heads, ethereal cognitive schemata, and other improbable dualistic creatures, exercising. International Review of Sport and Exercise Psychology, 2 (2), 139-160. [PDF]

Ekkekakis, P. (2009). The dual-mode theory of affective responses to exercise in metatheoretical context: I. Initial impetus, basic postulates, and philosophical framework. International Review of Sport and Exercise Psychology, 2 (1), 73-94. [PDF]

Ekkekakis, P. (2009). Let them roam free? Physiological and psychological evidence for the potential of self-selected exercise intensity in public health. Sports Medicine, 39 (10), 857-888. [PDF]

Lind, E., Welch, A.S., & Ekkekakis, P. (2009). Do "mind over muscle" strategies work? Examining the effects of attentional association and dissociation on exertional, affective, and physiological responses to exercise. Sports Medicine, 39 (9), 743-764. [PDF]

Vazou-Ekkekakis, S., & Ekkekakis, P. (2009). Affective consequences of imposing the intensity of physical activity: Does the loss of perceived autonomy matter? Hellenic Journal of Psychology, 6 (2), 125-144. [PDF]

Ekkekakis, P. (2008). The genetic tidal wave finally reached our shores: Will it be the catalyst for a critical overhaul of the way we think and do science? [Guest editorial] Mental Health and Physical Activity, 1 (2), 47-52. [PDF]

Smiley-Oyen, A.L., Lowry, K., Francoise, S., Kohut, M., & Ekkekakis, P. (2008). Exercise, fitness, and neurocognitive function in older adults: The "selective improvement" and "cardiovascular fitness" hypotheses. Annals of Behavioral Medicine, 36 (3), 280-291. [PDF]

Ekkekakis, P. (2008). Affect circumplex redux: The discussion on its utility as a measurement framework in exercise psychology continues. International Review of Sport and Exercise Psychology, 1 (2), 139-159. [PDF]

Ekkekakis, P., Lind, E., Hall, E.E., & Petruzzello, S.J. (2008). Do regression-based computer algorithms for determining the ventilatory threshold agree? Journal of Sports Sciences, 26 (9), 967-976. [PDF]

Ekkekakis, P., Hall, E.E., & Petruzzello, S.J. (2008).The relationship between exercise intensity and affective responses demystified: To crack the forty-year-old nut, replace the forty-year-old nutcracker! Annals of Behavioral Medicine, 35 (2), 136-149. [PDF]

Holmes, M.E., Eisenmann, J.C., Ekkekakis, P., & Gentile, D. (2008). Physical activity, stress and the metabolic syndrome in 8-18 yr old boys. Journal of Physical Activity and Health, 5 (2), 294-307. [PDF]

Ekkekakis, P., Thome, J., Hall, E.E., & Petruzzello, S.J. (2008). The Preference for and Tolerance of the Intensity of Exercise Questionnaire: A psychometric evaluation among college women. Journal of Sports Sciences, 26 (5), 499-510. [PDF]

Ekkekakis, P., Backhouse, S.H., Gray, C., & Lind, E. (2008). Walking is popular among adults but is it pleasant? A framework for clarifying the link between walking and affect as illustrated in two studies. Psychology of Sport and Exercise, 9 (3) 246-264. [PDF]

Lind, E., Ekkekakis, P., & Vazou, S. (2008). The affective impact of exercise intensity that slightly exceeds the preferred level: "Pain" for no added "gain." Journal of Health Psychology, 13 (4), 464-468. [PDF]

Ekkekakis, P., Lind, E., Hall, E.E., & Petruzzello, S.J. (2007). Can self-reported tolerance of exercise intensity play a role in exercise testing? Medicine and Science in Sports and Exercise, 39 (7), 1193-1199. [PDF]

Backhouse, S.H., Ekkekakis, P., Biddle, S.J.H., Foskett, A., & Williams, C. (2007). Exercise makes people feel better but people are inactive: Paradox or artifact? Journal of Sport and Exercise Psychology, 29 (4), 498-517. [PDF]

Hall, E.E., Ekkekakis, P., & Petruzzello, S.J. (2007). Regional brain activity and strenuous exercise: Predicting affective responses using EEG asymmetry. Biological Psychology, 75 (2), 194-200. [PDF]

Eisenmann, J.C., Ekkekakis, P., & Holmes, M. (2006). Sleep duration and overweight among children and adolescents. Acta Paediatrica, 95 (8), 956-963. [PDF]

Ekkekakis, P., & Lind, E. (2006). Exercise does not feel the same when you are overweight: The impact of self-selected and imposed intensity on affect and exertion. International Journal of Obesity, 30 (4), 652-660. [PDF]

Ekkekakis, P., Lind, E., & Joens-Matre, R.R. (2006). Can self-reported preference for exercise intensity predict physiologically defined self-selected exercise intensity? Research Quarterly for Exercise and Sport, 77 (1), 81-90. [PDF]

Hall, E.E., Ekkekakis, P., & Petruzzello, S.J. (2005). Is the relationship of perceived exertion to psychological factors intensity-dependent? Medicine and Science in Sports and Exercise, 37 (8), 1365-1373. [PDF]

Ekkekakis, P., Hall, E.E., & Petruzzello, S.J. (2005). Some like it vigorous: Individual differences in the preference for and tolerance of exercise intensity. Journal of Sport and Exercise Psychology, 27 (3), 350-374. [PDF]

Kohut, M.L., Lee, W., Martin, A., Arnston, B.A., Russell, D.W., Ekkekakis, P., Yoon, K.J., Bishop, A., & Cunnick, J.E. (2005). The exercise-induced enhancement of influenza immunity is mediated in part by improvements in psychosocial factors in older adults. Brain, Behavior, and Immunity, 19 (4), 357-366. [PDF]

Lind, E., Joens-Matre, R.R., & Ekkekakis, P. (2005). What intensity of physical activity do formerly sedentary middle-aged women select? Evidence of a coherent pattern from physiological, perceptual, and affective markers. Preventive Medicine, 40 (4), 407-419. [PDF]

Ekkekakis, P., Hall, E.E., & Petruzzello, S.J. (2005). Variation and homogeneity in affective responses to physical activity of varying intensities: An alternative perspective on dose-response based on evolutionary considerations. Journal of Sports Sciences, 23 (5), 477-500. [PDF]

Ekkekakis, P., Hall, E.E., & Petruzzello, S.J. (2005). Evaluation of the circumplex structure of the Activation Deactivation Adjective Check List before and after a short walk. Psychology of Sport and Exercise, 6 (1), 83-101. [PDF]

Ekkekakis, P., & Petruzzello, S.J. (2004). Affective, but hardly effective: A response to Gauvin and Rejeski (2001). Psychology of Sport and Exercise, 5 (2), 135-152. [PDF]

Ekkekakis, P., Hall, E.E., & Petruzzello, S.J. (2004). Practical markers of the transition from aerobic to anaerobic metabolism during exercise: Rationale and a case for affect-based exercise prescription. Preventive Medicine, 38 (2), 149-159. [PDF]

Ekkekakis, P. (2003). Pleasure and displeasure from the body: Perspectives from exercise. Cognition and Emotion, 17 (2), 213-239. [PDF]

Hall, E.E., Ekkekakis, P., & Petruzzello, S.J. (2002). The affective beneficence of vigorous exercise revisited. British Journal of Health Psychology, 7 (1), 47-66. [PDF]

Ekkekakis, P., & Petruzzello, S.J. (2002). Analysis of the affect measurement conundrum in exercise psychology: IV. A conceptual case for the affect circumplex. Psychology of Sport and Exercise, 3 (1), 35-63. [PDF]

Ekkekakis, P., & Petruzzello, S.J. (2001). Analysis of the affect measurement conundrum in exercise psychology: III. A conceptual and methodological critique of the Subjective Exercise Experiences Scale. Psychology of Sport and Exercise, 2 (4), 205-232. [PDF]

Acevedo, E.O., & Ekkekakis, P. (2001). The transactional psychobiological nature of cognitive appraisal during exercise in environmentally stressful conditions. Psychology of Sport and Exercise, 2 (1), 47-67. [PDF]

Ekkekakis, P., & Petruzzello, S.J. (2001). Analysis of the affect measurement conundrum in exercise psychology: II. A conceptual and methodological critique of the Exercise-induced Feeling Inventory. Psychology of Sport and Exercise, 2 (1), 1-26. [PDF]

Petruzzello, S.J., Hall, E.E., & Ekkekakis, P. (2001). Regional brain activation as a biological marker of affective responsivity to acute exercise: Influence of fitness. Psychophysiology, 38 (1), 99-106. [PDF]

Van Landuyt, L.M., Ekkekakis, P., Hall, E.E., & Petruzzello, S.J. (2000). Throwing the mountains into the lakes: On the perils of nomothetic conceptions of the exercise-affect relationship. Journal of Sport and Exercise Psychology, 22 (2), 208-234. [PDF]

Ekkekakis, P., Hall, E.E., Van Landuyt, L.M., & Petruzzello, S.J. (2000). Walking in (affective) circles: Can short walks enhance affect? Journal of Behavioral Medicine, 23 (3), 245-275. [PDF]

Ekkekakis, P., & Petruzzello, S.J. (2000). Analysis of the affect measurement conundrum in exercise psychology: I. Fundamental issues. Psychology of Sport and Exercise, 1 (2), 71-88. [PDF]

Hall, E.E., Ekkekakis, P., Van Landuyt, L.M., & Petruzzello, S.J. (2000). Resting frontal asymmetry predicts self-selected walking speed, but not affective responses to a short walk. Research Quarterly for Exercise and Sport, 71 (1), 74-79. [PDF]

Chow, J.W., Carlton, L.G., Ekkekakis, P., & Hay, J.G. (2000, January). A web-based video digitizing system for the study of projectile motion. The Physics Teacher, 38 (1), 37-40. [PDF]

Ekkekakis, P., & Petruzzello, S.J. (1999). Acute aerobic exercise and affect: Current status, problems, and prospects regarding dose-response. Sports Medicine, 28 (5), 337-374. [PDF]

Ekkekakis, P., Hall, E.E., & Petruzzello, S.J. (1999). Measuring state anxiety in the context of acute exercise using the State Anxiety Inventory: An attempt to resolve the brouhaha. Journal of Sport and Exercise Psychology, 21 (3), 205-229. [PDF]

Carlton, L.G., Chow, J.W., Ekkekakis, P., Shim, J., Ichiyama, R., & Carlton, M.J. (1999). A web-based digitized video image system for the study of motor coordination. Behavior Research Methods, Instruments, and Computers, 31 (1), 57-62. [PDF]

Ekkekakis, P., & Lind, E. (2005). The dual-mode model of affective responses to exercise of varying intensities: A new perspective on the dose-response relationship. In T. Morris (Ed.), Proceedings of the 11th World Congress of Sport Psychology. Sydney, Australia: International Society of Sport Psychology. [PDF]

Hall, E.E., Ekkekakis, P., & Petruzzello, S.J. (2005). Is the role of cognitive factors in exercise responses intensity-dependent? Extending the dual-mode model to perceived exertion. In T. Morris (Ed.), Proceedings of the 11th World Congress of Sport Psychology. Sydney, Australia: International Society of Sport Psychology. [PDF]

Ekkekakis, P. (2003). Theoretical integration in the study of affective responses to acute exercise: The dual-mode model. In R. Stelter (Ed.), Proceedings of the XIth European Congress of Sport Psychology. Copenhagen, Denmark: Danish Forum of Sport Psychology. [PDF]

Zervas, Y., Psychountaki, M., & Ekkekakis, P. (1999). Affective changes during and following acute aerobic exercise: Freely selected versus imposed levels of intensity. In V. Hosek, P. Tilinger, & L. Bilek (Eds.), Proceedings of the 10th European Congress of Sport Psychology (Vol. 2, pp. 310-312). Prague, Czech Republic: European Federation of Sport Psychology.

Ekkekakis, P., Kavouras, S.A., Casa, D.J., Herrera, J.A., Armstrong, L.E., Maresh, C.M., & Petruzzello, S.J. (1997). Affective responses to a bout of exhaustive exercise in the heat in dehydrated and rehydrated states: In search of physiological correlates. In R. Lidor & M. Bar-Eli (Eds.), Innovations in sport psychology: Linking theory and practice (Proceedings of the IX World Congress of Sport Psychology; vol. 1, pp. 253-255). Netanya, Israel: International Society of Sport Psychology. [PDF]

Zervas, Y., Psychountaki, M., Stavrou, N., & Ekkekakis, P. (1997). The effects of physical education lessons on mood states of high school children. In R. Lidor & M. Bar-Eli (Eds.), Innovations in sport psychology: Linking theory and practice (Proceedings of the IX World Congress of Sport Psychology; vol. 2, pp. 785-787). Netanya, Israel: International Society of Sport Psychology.

Ekkekakis, P., & Zervas, Y. (1993). The effect of a single bout of aerobic exercise on mood: Co-examination of biological and psychological parameters in a controlled field study. In S. Serpa, J. Alves, V. Ferreira, & A. Paula-Brito (Eds.), Proceedings of the VIII World Congress of Sport Psychology (pp. 543-547). Lisbon, Portugal: International Society of Sport Psychology. [PDF]

Zervas, Y., Ekkekakis, P., Emmanouel, K., Psychountaki, M., & Kakkos, V. (1993). The acute effects of increasing levels of aerobic exercise intensity on mood states. In S. Serpa, J. Alves, V. Ferreira, & A. Paula-Brito (Eds.), Proceedings of the VIII World Congress of Sport Psychology (pp. 620-624). Lisbon, Portugal: International Society of Sport Psychology. [PDF]