Rise of the Instant Family
Using sex to conceive, the chance of having twins or higher multiple births is about 1-2%. With assisted reproduction, including intrauterine insemination (IUI) in the office and in vitro fertilization (IVF) in the…
Recipe for Making a Walrus
How do you help a 2700 lb Walrus conceive? Very carefully. In fact, only a handful of walruses have conceived in captivity over the last century. In the U.S., it is 10…
Wi-Fi, Sperm Counts and Fertility
Maybe it’s time to rename the “laptop” computer something else and keep if off our laps (how about mobile computers or “mobees”?). First we hear that they generate heat that elevates scrotal temperature,…
Are Fathers Better Citizens?
As a surfer, I remember charging pretty big walls of cold, wintery Northern California water with the goal of getting a fast, albeit short, adrenaline-stoked ride. Years ago on Thanksgiving, I was…
Timing (And Position) Are Everything
Missionary? Doggie? Cowgirl? Kneeling Lotus? Quarter moon? Full moon? No moon? Is there really a best lovemaking time or position to have a girl or boy? History of Designing Sex for a Boy…
A Primer on Radiation
We are all concerned for the Japanese after their recent, unheard of, triple cataclysm of earthquake, tsunami and nuclear meltdown. The catastrophe was horrendous and the photo-footage of the disaster is mind numbing…
Why Blueberries Matter
Once in a great moon, something comes around that changes the way you think about things. Galileo’s dismissal of the earth-centered universe, the invention of electricity and the desktop computer are but a…
One Child China
Just got back from China, from Beijing and Hong Kong to be exact. I lectured to several medical and academic institutions on where I believe men’s health is headed in the future. What…
The Curse of Women’s Urine
There must be something in the air… or water. The Bolivian President Evo Morales recently asserted publicly that hormones found in mass-produced foods are “feminizing” men. Speaking about chicken in Bolivia, which he…
Weighing Your Options
What you weigh affects how your sperm play. And your fertility. Overweight men tend to have lower semen volumes, less sperm and more oddly shaped sperm. The same is also true for men…














