Some morning-after pills may not be a reliable way to prevent pregnancy in heavier women. The European manufacturer of an emergency contraceptive pill, Norlevo, will caution women in new labeling that the product is “not effective” for women over 176 pounds and doesn’t work as well in women who weigh 165 pounds or more.
Month: November 2013
Estrogen Won’t Make Women Sharper After Menopause, Study Finds
Low levels of the hormone estrogen are not to blame for mood swings and poor memory after menopause, a new study suggests.
Are Vince Vaughn’s 533 Children In ‘Delivery Man’ Possible? We Asked Science
By now, if you own a television and watch it occasionally, you’ve seen the promos for Friday’s “Delivery Man,” wherein a “lawyer from a sperm bank” breaks the news to Vince Vaughn’s protagonist character that due to some sort of clerical error, he is the biological father of 533 children out in the world.
Sperm Test for Infertile Men Could Reduce Need for Surgery
Researchers have developed a non-surgical test that could be used to tell whether men with zero sperm counts might be able to father children via IVF.
Grab the wheel and drive! 10 ways to take control of your adoption process
By Amanda Grant
It’s yours to control – don’t let anyone tell you otherwise
One of the most significant misperceptions about adoption is that it is a process over which you have no control. People considering adoption …
‘Generation Cryo’: Is a Search for Bio-Dad Really Just Another MTV Ego Trip?
The big business of sperm banking has had the one side effect everyone predicted all along: Eventually the babies conceived with anonymously donated, rigorously selected sperm become teenagers and young adults who often want to find out more about their biological dads.
Why Is There Still No Male Contraceptive Pill?
In the last six decades we’ve invented mobile phones, the internet and microwaves. And yet the contraceptive pill for women is still seen as the default option for sexually active couples. Vicky Spratt talks to a medical doctor-turned professor working on the development of the male pill, and asks whether this will ever become a reality.
Only 2 Genes From Y Chromosome Needed To Produce Offspring: What This Means For Male Infertility
Science has long established the Y-male chromosome as being male-specific, but new research confers the chromosome as possessing two genes that do the bulk of the heavy lifting during reproduction.
A Husband’s Fertility Journey
After asking about how I’m doing with I.V.F., my friends and family always want to know, how is Solomon handling this? Although my husband considers himself a private person, he agreed to answer some questions.
Signs of Aging, Even in the Embryo
In 1961, two biologists named Leonard Hayflick and Paul Moorehead discovered that old age is built into our cells. At the time, many scientists believed that if healthy human cells were put in a flask with a steady supply of nutrients, they would multiply forever. But when Dr. Hayflick and Dr. Moorehead reared fetal human cells, that’s not what they found. Time and again, their cells would divide about 50 times and then simply stop.