Reports of falling sperm counts and testosterone levels have fuelled fears over chemicals, pollution and modern lifestyles. But how much do scientists agree on what is affecting male fertility?

In a recent review published in Antioxidants, researchers described the implications of exposure to air pollutants on male fertility parameters and sexual health. They further discussed the potential ...

The Pfizer and Moderna mRNA COVID-19 vaccines is safe for male reproduction, according to a new study by University of Miami Miller School of Medicine researchers published in JAMA, the most widely ...

Exclusive: Researchers warn of ‘major crisis in male reproductive health’ partly driven by obesity and diabetes ...

Oxidative stress and inflammation are interlinked processes that exert profound effects on male reproductive function. Under physiological conditions, low levels of reactive oxygen species (ROS) play ...

(Beyond Pesticides, April 25, 2025) A novel study in Chemosphere finds impacts on male fertility in a bee species (Osmia bicornis) with exposure to sulfoxaflor, a systemic sulfoximine insecticide with ...

Male reproductive health is shaped by a constellation of modifiable lifestyle factors that interact with genetic and environmental determinants. Dietary patterns, body composition and exercise habits ...

Hear the phrase “reproductive politics” and sperm likely won’t be the first thing that comes to mind. But in a provocative new collection of essays, Yale sociologist Rene Almeling and a group of ...

Data from over 118,000 men show testosterone levels have steadily declined since 1972, with researchers pointing to obesity, diabetes and environmental factors as possible causes.

Within just a few generations, human sperm counts may decline to levels below those considered adequate for fertility. That’s the alarming claim made in epidemiologist Shanna Swan’s new book, ...

In the U.S., nearly 1 in 8 couples struggles with infertility. Unfortunately, physicians like me who specialize in reproductive medicine are unable to determine the cause of male infertility around 30 ...

"The fact that these studies have been done over several periods in history makes me actually convinced. I do think male ...