I was just wondering if anyone knows what this is on my cat's nose, or any guesses? it's been there for about a week, and it's not causing any pain to him.

What are your best tips for staying focused and staying on task to finish something?

Explain why many people are concerned about uv rays? explain what causes the skin to burn in the sun? explain why people should avoid the sun if taking a photosensitive medication?

Andrea's parents take her to a routine dentist exam. after examining andrea, the dentist applies a thin film on her healthy molars. what is this called?