This is my birthday present from my sister. The message on my new coffee mug reminds me to: Do more of what makes you happy. She is the younger and wiser sister.

While I’m no expert on either—happiness or health—I just know what has worked for me.

By eating well and skii...

Radioactive isotope strontium-90 is called the “bone seeker” by the Nuclear Regulatory Commission.

Strontium-90 acts chemically like calcium and concentrates in bones and in bone marrow where blood is made.

Sources:

https://www.nrc.gov/reading-rm/basic-ref/glossary/bone-s...

If you search the internet for how radioactive our world is, you’ll find friendly websites, not at all scary with cartoon illustrations (even though this is a science) and written for elementary classrooms.

Here is an example of one of these websites:

https://www3.epa.g...

In 1979, I didn’t know about radioactive isotopes.

As a teenager, I barely noticed Three Mile Island nuclear plant across the Susquehanna River.

In 2012, I was diagnosed with a brain tumor.

Previously, my younger brother was also diagnosed with a brain tumor, skin cancer...

I was born and raised in Pennsylvania, a beautiful place to grow up and I hold many memories close to my heart.

When I was home on book tour in 2003, I began to hear sad news of my high school friends, who were no longer with us and it was too soon; they were too young....