Remy Melina

Recurrent pelvic inflammatory disease (PID) can double a woman's risk of infertility and quadruple her risk of chronic pelvic pain.

Bisexual women are more likely to be high-risk for depression, stress and alcohol abuse than bisexual men, a new study shows.

Even one cigarette or a glass of wine or a can trigger allergic reactions in some people, according to allergists at the American College of Allergy, Asthma and Immunology.

Placing limitations on teens' driving licenses dramatically reduces the rate of fatal crashes among teen drivers, a new study shows.

10 creepy-crawlies are out to snag the top spot.

The candidates for the 2011 Ugly Bug Contest have been narrowed down to these 10 contenders.

Spiritual support improves health outcomes.

Just being near a predator stresses out dragonflies enough to kill them, a new study shows.

Smooth, orange pumpkins? So old-school. Check out these genetically modified jack-o-lanterns with warts and odd skin tones to boot.

Women are less likely than men to become engineers because they lack confidence, a new study suggests.

Grocery shoppers spend less time reading nutrition information on labels than they think they do, a new study shows.

Spending more time outdoors may reduce kids' risk for nearsightedness, according to a new analysis.

Alcohol dependence, binge drinking and drunk driving increase during an economic downturn, according to a new study.

Students who rate their performance as better or worse than it actually is risk feeling dejected about their abilities, a new study shows.

The perception that tall people make better leaders is a near-universal trait that may stem from caveman instincts, a new study shows.

Losses in workplace productivity accounted for 72 percent of the total cost.

Teen boys who have a strong attachment to their mom and watch high levels of TV have more stereotypical views when it comes to sex and gender roles.

As autumn chills the air, leaves show off a rainbow of brilliant hues.

Piranhas "bark" to scare off other piranhas when competing for food, a new study shows.

An increase in algal blooms that produce a neurotoxin is posing a poisoning threat to humans, a new study shows.

Drones, or unmanned aerial vehicles, are used by the military for everything from surveillance and transporting cargo to live-fire exercises and long-range bombing.

Commercials heavily influence what foods kids want to eat, but parents' opinions do play a role in their food choices, and can encourage children to make healthier decisions, a new study shows.

This gallery is full of sleeping beauties — of the animal kingdom, that is.

College football players who feel that it's OK to cry if their team loses and are affectionate toward their teammates have higher self esteem and are more satisfied with life, a new study shows.