After helping to revive a man who suffered a heart attack, Dr. Oz is reunited with his wife to see how he's faring now. And, the police officer who was first on the scene with Dr. Oz, shares how his CPR training kicked into high gear that night.

Why You Should Know How to Do CPR and Use a Defibrillator

In 1985 when quarterback Joe Theismann had his fibula and tibia shattered by a tackle, it ended his NFL career — a career in which he'd suffered seven broken noses, a broken collarbone, and broken hands and ribs. "People would say that it was a tragedy… but…it was a blessing," he's said. "I'd become somewhat of a self-absorbed individual and didn't really care much about a lot of things except myself. And ever since that day…I've tried to be a better person."

Yes, Chronic Pain Alters Your Personality

All that physical pain can make it difficult to be your best self. That's been confirmed by a study in the European Journal of Pain. Seems people with chronic pain, have very low levels of the personality-influencing neurotransmitter glutamate in their frontal cortex, triggering emotional dysregulation and increasing anxiety.

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