Researchers at the University of Nevada Las Vegas recently found worryingly high levels of lead in four Mexican salsa brands that are available in some parts of the U.S.

That bottle of hot sauce may be doing more than setting your tongue ablaze. Four out of 25 bottles of hot sauce from Mexico and South America, or 16 percent, tested by researchers at the University of Nevada in Las Vegas contained high levels of lead.

A UNLV Study Found Worrying Levels of Lead in Four Mexican Salsa Brands

March 8 is International Women's Day - the perfect time to reflect on the progress women have made, and the challenges they face all over the world. Late last year, Hanna Rosin wrote the book, "The End of Men," but men still dominate politics and business. Sheryl Sandberg's new book challenges women to "Lean In" to their careers, because many young women hold themselves back at work. Do you think that's good advice? Or does it ignore the plight of most working women?

Dr. Marya Shegog, the director of health programs at UNLV's Lincy Institute, is looking forward to improving healthcare in Southern Nevada.

In the early 1980s, the Dean of UNLV's School of Public Health, Dr. Mary Guinan, was part of a task force at the Center for Disease Control investigating a strange and deadly illness appearing in gay men. She and her group eventually identified and began studying the AIDS virus.  More than 30 years later, she talks about that discovery and how far we’ve come in understanding and treating HIV and AIDS.

What does stretching really do? Does it increase flexibility? Enhance performance? Prevent injury? Turns out, too much stretching may be a bad thing. It all depends on how much you move while you're stretching.

February is Black History Month, and UNLV is holding a forum looking at how the recession has impacted the African-American community. So how hard was the Vegas community hit? Were ethnic minorities more or less affected when it came to business, education, jobs, and healthcare? Local leaders weigh in.

A report last week that more than half of samples of brand-name canned tuna contained more mercury than deemed safe by the U.S. Environmental Protection Agency (EPA) raised concern among tuna lovers everywhere.

More than half of canned tuna samples from a local grocery store failed to meet the strict Environmental Protection Agency safety level for mercury in fish, according to a new study by University of Nevada, Las Vegas researchers.