When should I really be contemplating the timely change of my razor? Is there a definitive timeframe that dictates when my trusty grooming tool transitions from sharp efficiency to dull mediocrity? Could it be that the frequency of use, along with the type of hair being shaved, drastically influences this decision? Or perhaps there are subtle signs indicating that my razor blades are no longer performing at their peak? How often should I inspect them for nicks, rust, or a general decline in performance? Is there a universal guideline that applies to all razors, or does this vary depending on specific brands and styles? Furthermore, how do external factors like shaving cream or gel choice, or even my skin type, impact the longevity of my blades? Should I be aware of any health implications stemming from using worn blades? In a world where precision matters, how critical is it to stay vigilant about blade maintenance?