What a study of 67,000 people reveals about sexual desire and age
Sexual desire is a fundamental part of being human and a driving force in many relationships, yet we still don't fully understand why it varies so much from person to person.
Feature stories
Glucocorticoid injection shows little benefit for knee osteoarthritis, clinical trial finds
Researchers in China have found no statistically significant advantage for infrapatellar fat pad glucocorticoid injection over saline for 12-week knee pain change or effusion synovitis volume change in inflammatory knee osteoarthritis.
The aggressive use of antibiotics could fuel mood disorders and anxiety
Antibiotics (ABs) are among the most used pharmaceutical drugs worldwide, as they are currently the most effective medicines for the treatment of bacterial infections. An excessive use of these drugs, however, can damage ...
Immune stress during pregnancy changes how fetal brain cells communicate, mouse study reveals
Research led by the SickKids Research Institute in Toronto and the University of Pennsylvania, has found that immune-related genes vary by location and cell type across the developing mouse brain before birth. Maternal immune ...
Genetic obesity risk fails to predict short-term weight loss, study finds
Kanagawa University of Human Services-led researchers found short-term BMI reductions after an eight-to-12-week low-carbohydrate diet plus resistance-training program. BMI moved downward across the program while a derived ...
Extremely elevated lipoprotein(a) levels tied to 30-year heart risk in women
Brigham and Women's Hospital investigators link very high lipoprotein(a) with a higher 30-year risk of major cardiovascular events in initially healthy women.
How a miniature womb on a chip can help women struggling to conceive
A team of scientists from China has successfully created a miniature womb on a chip that mimics the complex environment of the human uterus. The research offers a new way to study the exact moment an embryo attaches to a ...
Rise of preterm births in US linked to poverty and race
Researchers at Boston Medical Center, working with colleagues at University of Massachusetts Chan Medical School and Harvard T.H. Chan School of Public Health report that US preterm birth rates rose from 2011–2021 in households ...
How stress hormone receptors alter the brain and behavior: Zebrafish study provides insights
Stress, the body's natural response to different types of challenges and daily problems, is an inherently harmless state experienced by most people worldwide. While short-term stress is a common experience and can even be ...
New insight into the immune signals driving inflammation in multiple sclerosis
Multiple sclerosis (MS) is a chronic neurological disease characterized by nerve damage and consequent impairments in vision, movement, balance and mental function. In MS, the immune system mistakenly starts attacking myelin, ...
