Decode 20/800 vision. We clarify the difference between severe impairment and legal blindness, defining the official 20/200 threshold and necessary next steps.
Discover the science of winter skin lightening: a natural biological adaptation to low UV that affects pigmentation, cell turnover, and essential Vitamin D synthesis.
Alligators continue growing their entire lives. Understand the unique biology of indeterminate growth and how external conditions dictate their maximum size and longevity.