"The Little Couple" Star Jen Arnold Shares Chemo Photo

b_250_0_16777215_00_images_obgrabber_2013-12_5e1a51a31a.jpg@JenArnoldMD/Twitter (HOUSTON) -- Just three weeks after she revealed she had a rare form of cancer, TV personality and neonatologist Jen Arnold has begun chemotherapy. On Friday, she tweeted a picture of herself – after already losing all her hair – saying, "Day2 inpatient chemo- sleeping alot, liking new anti nausea med this time, & looking to get home today!"

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New Warnings About Drinking and Liver Disease

b_250_0_16777215_00_images_obgrabber_2013-12_842506ceb2.jpgRon Chapple Stock/Thinkstock (HOUSTON) -- A physician warns that certain drinkers who aren't alcoholics also have to worry about contracting liver disease. Dr. Howard Monsour, chief of hepatology at Houston Methodist Hospital, says that women who imbibe may be more susceptible to cirrhosis of the liver than men because they're smaller and retain less body water.

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Possible Concussion Link to Alzheimer's

b_250_0_16777215_00_images_obgrabber_2013-12_f33e092218.jpgBunyos/Thinkstock (NEW YORK) -- Concussions and other head traumas might speed up the onset of Alzheimer's-type dementia in older adults with memory problems, according to a new study funded by the U.S. National Institutes of Health. However, study researcher Michelle Mielke from the Mayo Clinic stressed that it "doesn't mean someone with head trauma is [automatically] going to develop Alzheimer's."

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Chef’s Bionic Hand Implant Better Than New

b_250_0_16777215_00_images_obgrabber_2013-12_bbe4ea407d.jpgSteveMcsweeny/Thinkstock (NEW YORK) -- Hands are a chef’s most important tool in the kitchen, so when Eduardo Garcia lost one of his hands in a freak accident, it could have spelled an end to his culinary career. Not so for Garcia, who received a bionic hand implant, and has been finding his way around the kitchen ever since. After being electrocuted, Garcia woke up from surgery without his right hand.

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Mommy Anxiety: Having a Baby When You’re Not a Baby Person

b_250_0_16777215_00_images_obgrabber_2013-12_8dc778ee12.jpgGeorge Doyle/Thinkstock (NEW YORK) -- Tracy Moore is a doting mom to her three-and-a-half year old daughter, Edie, but that wasn’t always the case. Moore, a blogger at Jezebel.com, found out she was pregnant with her first child just two months after she and her husband were married. “Words I can’t repeat now,” Moore said of what went through her mind when she found out she was pregnant.

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