摘要:Syndrome of frailty in the elderly, involves presenting adverse events, most in need of care, increased risk of progression to disability, dependency and death. The objective of the research was to determine the number of older adults presenting fragility syndrome and the most determining factor in a rural population of the State of Puebla, Mexico. A descriptive, observational, cross-sectional, prospective study was conducted. The sample was composed of 200 patients over 65 years of age, registered in the study community health center. Data was collected through the application of the geriatric scale and fragility of Cuban criteria were applied. Including older adults 52.5% were female and 47.5 male. The prevalence of fragility Syndrome was 45%, being higher in women. As associated factorfound alterations in mobility and balance with a 26.5%. It is concluded that there is a high prevalence of fragile seniors in a rural community in Puebla, Mexico; alterations in mobility and balance are the main detonating factor, due to activities of daily living that predominate in Latin American rural areas