39-year-old dermatologist spent $180,000 to get licensed nationwide—she made $870,000 last year By Kamaron McNair, CNBC • Published July 25, 2025 • Updated on July 25, 2025 at 7:14 am BOOKMARKER ...

Measure one ounce of sunscreen: The Skin Cancer Foundation recommends applying an ounce of sunscreen to your face and body. That’s about the size of a shot glass; for easy reference, keep a shot glass ...