Introduction: Body posture is a game of balance between different body parts and its main goal is to keep the human being upright. Body posture can be altered in its physiological curvatures due to different activities that generate static and functional overload in the body and its position in gravity, manifesting in diseases, poor positioning and body alignment, all of which lead to a limiting situation. Objective: To determine the factors associated with body posture in college students at CES University, Medellin 2013. Materials and Methods: This is a cross-sectional descriptive study. 130 students were chosen at convenience and surveyed. A multivariate analysis was performed using logistic regression. The statiscal package was SPSS version 20.0. Results: 59.2% were female with an average age of 20 years. Students coursing academic health programs participated the most. Over 80% of students where knowledgeable about body posture, spine deviations and the consequences of poor posture. Most students referred they maintained a regular posture while sitting, walking or standing. Over 50% believed the college’s furniture is not adequate for maintaining a good posture. Conclusions: Considering to have a poor posture and not having adequate furniture in college are risk factors for postural problems; these factors and the usage of backpack were able to explain 32.3% of the variability on the probability of presenting posture problems. The other 67.7% is explained by variables not included in the model or by chance.