How often should I change my contacts? This question seems deceptively simple yet carries significant implications for eye health and visual acuity. In a world where the options for contact lenses abound, from daily disposables to monthly variants, one might wonder: is there a universally recommended timeframe for replacing them? Does the duration of wear vary based on lifestyle factors such as exposure to dust or allergens, or the frequency of usage? Furthermore, are there repercussions associated with prolonging wear beyond the suggested timelines, especially concerning ocular health risks like infections or discomfort? As individuals navigate daily routines, could their habits, such as swimming or exercising, necessitate more frequent changes? What role does individual sensitivity play in determining how often one should reassess their contact lens needs? Finally, should one consult an eye care professional to establish a personalized regimen for changing lenses, or are there standard guidelines that can be universally applied?