Undergraduate in Sport Sciences (1997, Faculdade Motricidade Humana). MSc in Exercise and Health (Physical exercise and rheumatoid arthritis; 2005, Faculdade Motricidade Humana). PhD in Physical Education and Sport (Effects of proprioceptive exercises on gait biomechanical parameters of rheumatoid arthritis postmenopausal women; 2016, Universidade Lusófona de Humanidades e Tecnologias). Assistant professor at Universidade Lusófona de Humanidades e Tecnologias, and researcher of the Centre for Research in Applied Communication, Culture, and New Technologies. Aleixo focuses his activity on 3D human movement analysis and exercise in clinical populations, namely rheumatoid arthritis patients.