When a mother gives birth to two non-identical babies, it's usually safe to assume they also had the same father. But that assumption isn't always true. In (hopefully) rare cases, the "twins" are really half-siblings, rather than true twins.

A 48-year old California woman experienced a life-threatening blood clot and subsequent stroke after a routine hair wash. This happened as a result of what experts call “beauty parlor stroke syndrome," a rare but recognized condition among the neurology community.

In data obtained from each individual state, researchers were able to determine that in many states, cancer is the leading cause of death, beating out cardiovascular disease, which has consistently been the leading cause of death since the 1940s.

A British company is confronting the menstrual-talk “taboo” head-on with a new policy that offers women paid time off during their period. The hope is that the policy will allow women to take time for their body’s natural cycle without feeling the burdens of what continues to be a gender stigma.

Apparently folks in Sweden have stepped up their game in the fight against cardiovascular disease, based on a marked decline in the population’s overall cholesterol levels. The best part is that this lowering had less to do with medicinal interventions, and more with residents adopting healthier lifestyles.

AC/DC rocked the rock 'n 'roll world this month when they postponed further tour dates, out of concern for lead singer Brian Johnson's hearing. But as it turns out, the hearing problems facing Johnson - the 68-year-old frontman for a loud group of rock legends - may also face millions of millennials throughout the world.

When family history suggest an infant might be prone to developing allergies or autoimmune disease, the standard advice to parents is often to feed the baby formula in which the protein is broken down, or hydrolyzed. Supposedly, this will make the baby less likely to develop allergies. But a new, rigorous study refutes this idea, and may well have the formula industry hunting for better products.

With the nation's sharp rise of marijuana use over the last decade, researchers sought to determine how the drug affects a user's ability to recognize the emotions of others. A recent Colorado State University study found that cannabis users were less able to identify moods and to express empathy.

Several previous studies have shown that common baseball overuse injuries in the U.S. have become a serious concern. But the first study focusing on the effects of a "well-monitored preseason training program" involving teenaged pitchers found that the regimen improved strength and arm flexibility, while reducing risk of injury.

Twenty-five years before Walter White broke bad, an organic chemist at DuPont cooked up a scheme that has never been matched--the synthesis of a mega-potent version of heroin worth $112 million for only 8 ounces. Then, things REALLY broke bad.