Male fertility is declining worldwide. Over the past 40 years, sperm count among men in the western hemisphere has decreased by 50%—and it continues to fall by an estimated 1.4% each year. [1] Unfortunately, male fertility is often overlooked—some men prefer not to discuss it, and when they do, some standard male fertility tests fail to capture contributing factors (more on this later). Stats show that one-third of all infertility cases are due to male infertility factors.[2] In this article, ...

We know that many fermented foods contain live health-supporting probiotics. But does that include beer? Unfortunately, most types of beer lose their live cultures during the brewing process. But recently, experts have suggested that specific, strong beers contain beneficial probiotic yeast. Here's what makes them special, and how other beers plan to follow suit.

June is Men’s Health month, so there’s no better time to focus on men's health concerns. Are you a guy who’s put off that annual physical? Do you have a man in your life who’s notoriously stubborn about addressing that ache or pain? You’re not alone. Compared to their female counterparts, the average man pays less attention to his health, is more likely to put off regular medical check-ups and care, and smokes, drinks, and engages in risky behaviors more often.[1,2] So we talked to three ...

While blood cells are the driving force behind a healthy immune system. But a low white blood cell count doesn't necessarily mean there's anything to worry about. In fact, white blood cell measurements from blood tests are best considered in context of your historic data and whether recent tests deviate from your normal. Here's a comprehensive overview of white blood cells, the reasons they might be low, and how to support their production.

Resveratrol and Coenzyme Q10 (CoQ10) have risen in popularity as potential supplements to combat aging. While studies focused on humans and longevity remain very limited, both supplements show potential to lower blood glucose, an important biomarker associated with aging and longevity. 

More and more women are continuing to lace up their sneakers to train and race hard later in life. But the physiological changes brought on by menopause can be tricky to navigate for many women, particularly when paired with the physical toll of training. Fortunately, the challenge of training through menopause can be worth it in the long run—research shows that active women fare better than their sedentary counterparts later in life.

Could a simple pill be the solution to our aging problems? NAD+ boosters have risen in popularity as laboratory research continues to shed light on their promising effects on longevity and aging. But have we really discovered the fountain of youth? While cell culture and animal research is encouraging, the results of human studies will always trump these laboratory outcomes. And with multiple clinical studies already published or underway, let’s dive into the current research in humans.  

It’s funny how a little plastic stick with double pink lines has the power to change life as you know it. Through the first week after learning I was pregnant, I dealt with the gamut of emotions—and questions! What would my pregnancy be like? How would my body respond to this huge change? Do I have to change my nutrition? And, of course, will I be able to continue working out? Here's how I adapted expertise from my doctor, physical trainer, and scientist husband (maybe you know him!) to answer ...