When I tell people I blog on aging and elder care, the usual reaction is: "Wow. That must be depressing." Well, not always. And that's where sex comes in. Old people are having it. Now more than ever before.

My mother lost her driver's license not a moment too soon. My family and I were lucky: We were spared the emotional, relationship-straining process many adult children go through when it's time for mom or dad to stop driving.

Don't feel guilty." That was the advice my aunt gave me about caring for my mother after her fall and hip-replacement surgery.

Caring for aging parents unearths a minefield of emotions and practical concerns. How do adult children cope? A new blog chronicles the author's journey and explores geriatric issues and research.