CNN Health

Americans have known that the low-fat diet doesn't work for the last 40 years, so why do we still cling to it?

Store surveillance video captured the epic fight employees waged against a man who stormed into their business armed with a knife.

Summer Infant, a baby product brand, has issued a voluntary recall of 86,000 fabric slings that are attached to Lil' Luxuries Whirlpool, Bubbling Spa & Shower bathtubs.

Humans can only live so long and we're reaching the natural biological limit, researchers say in a report published in Nature.

Sitting beside a neatly made crib, 88-year-old Vivian Guzofsky held up a baby doll dressed in puppy dog pajamas.

When you think you're letting your mind wander for a few minutes, your brain is actually lighting up with a range of emotions, according to a new study.

Rapper Kid Cudi checked himself into rehab for depression and suicidal urges and posted a message on his Facebook page saying, "I am not at peace."

When quadruple amputee and retired Marine Sgt. John Peck looks down at his new arms, he said, he's overcome with gratitude -- and vows that he will not take them for granted.

In the first half of the year, 50 people in 24 states were diagnosed with acute flaccid myelitis, a polio-like illness, according to the CDC.

Parents may have fewer options to soothe their teething child.

A sinister satellite image of Hurricane Matthew looking like a smiling skull lit up the Internet.

A dog in Meridian, Idaho, wins that town's "Hometown Hero" award.

From January 1 to August 31, 50 people in 24 states were confirmed to have acute flaccid myelitis, according to the CDC.

Painful sex. A lack of desire. An inability to lubricate. These are some of the most common sexual complaints facing women as they age, yet a majority of women are not getting the help they need from their doctors to solve those problems, according to a new study from the University Hospitals Cleveland Medical Center.

Taking hormonal birth control might be associated with an increased risk for depression compared with those who don't use contraception, according to the study published in the journal JAMA Psychiatry last week.

Unlike conventional Western exercises, yoga focuses on the breath, and "that turns out to be the doorway to the autonomic nervous system," one doctor says.

Niki Boon has been photographing her home-schooled children as they explore the world around them in rural New Zealand.

Actor Ben Stiller revealed on Tuesday he was diagnosed with prostate cancer in June 2014. The tumor was surgically removed three months later, in September 2014, and Stiller has been cancer-free since then.