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Larissa Noto's avatar

I adored listening to your story, as well as sharing my own! Let's keep kicking cancer's A$$ together. A huge Thank You to you, @joellekaufman!

William H Bestermann Jr MD's avatar

In 1990, I learned that I hade large cell lymphoma. A doctor told me "You will be cured or dead in 6 months. My treatment was harsh and involved high doses of radiation and aggressive chemotherapy. When I learned this news, I made two resolutions. I am not going to die until I am dead and I will live every day as normally as I can. During the chemotherapy, some of my days were not very normal, but I kept working as an internal medicine physician and attending my kids activities. I definitely hear both of these ladies.

It is no surprise that physical activity works. AMPK in our cell biology is a master genetic survival switch. Exercise activates that switch which in turn turns on many genes that promote our survival. This switch evolved to handle a crisis. If there is no food to support fetal growth, AMPK shuts down the growth pathways, and activates genes that pull calories from fat and muscle to support life in the vital organs until there is food again. It is a genetic survival switch for the fetus and it retains that function all throughout our lives. AMPK activation switches on the genes that are involved in cellular housekeeping (autophagy), mitochondrial health and replication, fighting inflammation and excess oxidants. Cancer mutations are caused by DNA strand breaks. AMPK repairs those breaks more accurately. AMPK activation promotes our survival in every way, including when we have cancer. I hope this helps Joelle's readers understank why getting off the couch is critical if you have cancer.

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