Testosterone

Ronda Rousey was presented with the first Ultimate Fighting Championship women's championship belt, and it was announced she will defend it by headlining the Feb. 23 UFC card at Anaheim's Honda Center against Liz Carmouche. Rousey, 25, a 2008 Olympic...

On the corner of Division and Dearborn, the shadows creep up the fronts of buildings as a neighborhood changes its skin. The moms pushing the strollers head for home. The old ladies in puffy coats walk their little white dogs back to their condos for...

UFC fighter Ronda Rousey, who is 6-0 in MMA fights, with every fight ending in the first round because of an armbar submission, says that while most fighters believe in abstaining from sex before a fight, she tries to have as much as possible. "For...

I signed another sympathy card last week for the family of a wonderful female golden retriever that died from mammary adenocarcinoma (breast cancer).  This type of cancer would most certainly have been prevented if she had been spayed at an appropriate...

If retired Army Gen. David H. Petraeus had gotten an occasional dose of supplemental oxytocin, a brain chemical known to promote trust and bonding, he might still be director of the Central Intelligence Agency, new research suggests. A study published...

American's are becoming extra-large and it's usually our fault: we eat too much then just sit around--but it wasn't Paula DeHavens fault. "My problem was my testosterone was pretty much gone,” Paula said. “I had double the amount of...

I'm usually reading four or five books at a time. At the moment, I'm in the middle of Husain Haddawy's enchanting translation of “The Arabian Nights” (forget Cervantes and Sterne — this is where postmodernism begins); Jean-Luc Marion's...

There's nothing quite like a world-renowned neuroscientist Facebooking about the lack of hot chicks who study the brain. University of Chicago professor Dario Maestripieri is the esteemed author of many books on the minds and psychology of primates,...

Maybe the U.S. Anti-Doping Agency should have handled our nation's "war on drugs," first launched more than 40 years ago. It took 14 years worth of evidence, but the USADA knocked off a drug kingpin in Lance Armstrong. We witnessed the final nail in the...

About six weeks ago, a few readers sent emails complaining because the Tribune had given no coverage to local cyclist Christian Vande Velde’s victory in the U.S. Pro Challenge stage race in Colorado. My response was to say we felt leery of...

Treatment for certain cancers can affect your sex life, causing a range of symptoms that can make sex with your partner more difficult — or nonexistent. But that doesn't mean you can't have a healthy sex life, says Jeffrey Albaugh, a urology...

Tim Loranger is a Los Angeles aviation attorney who was deeply moved by Lance Armstrong's story of beating cancer. The former Marine wears the Armstrong yellow wristband, races in an Armstrong hat and has raised thousands of dollars for Armstrong's cancer...