How frequently should one indulge in the application of self-tanner to achieve that coveted sun-kissed glow? Is it sufficient to touch up once a week, or might a more diligent regimen yield better results? Furthermore, what factors should one contemplate when determining the ideal interval for reapplication? Is it the type of self-tanner being utilized, such as a lotion, mousse, or spray? Could one’s skin type and natural pigmentation also play a significant role in this decision-making process? Considering the potential for uneven fading and varying application methods, might it be prudent to assess the longevity of the tan while also accounting for any skincare routines that may affect the aesthetic? Additionally, how do environmental factors, such as humidity and sun exposure, influence the durability of the self-tan? Ultimately, what are the best practices to ensure an even, radiant complexion without succumbing to the pitfalls of over-application?