An Australian cattle dog named Teka jumped up and down on her owner's chest after he collapsed in a glass factory and saved his life in the process.
Dany Mercado said it was a "dream come true" to meet his life-saving "angel."
Albert Fischer has donated 40 gallons of blood over nearly six decades
There's help out there—both physical and emotional—for breast cancer survivors.
While playing an online game, Nita Renee responded to a typed request for help and saved a woman's life
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