Growing up with lots of sisters makes a man less sexy. For rats, anyway. A new study published in Psychological Science, a journal of the Association for Psychological Science, finds that the sex ratio of a male rat's family when he's growing up influences both his own sexual behavior and how female rats respond to him.
Falling in love affects intellectual areas of the brain and triggers the same sensation of euphoria experienced by people when they take cocaine, researchers from Syracuse University reveal in an article in Journal of Sexual Medicine. The study, called "The Neuroimaging of Love" found that several euphoria-inducing chemicals, such as vasopression, adrenaline, oxytocin and dopamine are released in 12 areas of the brain that work simultaneously.
In delivery room scenes on TV and in the movies, the mother-to-be, often a famous actress in full makeup and with every hair in place, "delivers" a baby after a few token grunts and groans. Seconds later, the doctor presents the glowing parents with a perfect picture - a neatly combed and scrubbed, cooing several-month-old infant.
UK researchers have found another reason for us to keep brushing and flossing our teeth: the same gum bacteria that cause dental plaque can escape from the mouth into the bloodstream and trigger clots that increase risk of heart attack and heart disease.
As girls grow into teens, it's important that they receive appropriate medical care. The American College of Obstetrics and Gynecology (ACOG) recommends that young women have their first visit with an obstetrician-gynecologist (OB/GYN) between the ages of 13 and 15 or when they become sexually active.
LONDON – Secondhand smoke kills more than 600,000 people worldwide every year, according to a new study.
Bedwetting perennially drives parents to the pediatric urology clinic at Johns Hopkins Children's Center, but September - and the start of the school year - always brings a predictable uptick in visits, according to pediatric urologist Ming-Hsien Wang, M.D.
A lack of answers is part of what makes sudden infant death syndrome (SIDS) so frightening. SIDS is the leading cause of death among infants 1 month to 1 year old, and claims the lives of about 2,500 each year in the United States. It remains unpredictable despite years of research.
Depressive side effects which were thought to be caused by acne medications, such as Accutane and Claravis, may in fact be caused by the acne itself, say researchers in a new study published in the Journal of Investigative Dermatology. The writers suggest that fears that acne drugs may cause suicidal thoughts may have been overstated.
The word "Acupuncture" is derived from two Latin words "acus" which means 'needle' and "punctura" which means 'to penetrate'. The word "acupuncture" therefore means, "to penetrate with a needle".