Growing up, I was a kid who hid in the back corner during gym — because dodgeballs are hard and kids are mean. I never developed a sense of myself as athletic, and mostly didn't miss it. Instead, I found my physicality by carrying my life essentials on my back for...
When I got my first smart phone, I also discovered a fun little app called D-Minder, intended to help track your vitamin D exposure. The app looks at your skin tone, size, location, local weather and sun angle to determine how much vitamin D you can get at any given...