Genetics

Q&A: Understanding carrier screening for family planning

Dear Mayo Clinic: My husband and I want to expand our family and are trying to get pregnant with our first baby. I've read about family planning couples can do before conceiving and learned about carrier screening. We don't ...

Medical research

Sperm finding could improve fertility, contraceptives

(Medical Xpress)—A new study headed up by Cornell scientists has found that a component of the sperm membrane tightly controls a crucial step in fertilization, making it a prime target for efforts to either assist fertilization ...

Obstetrics & gynaecology

Fertility clinics help more gay couples have kids

Fertility clinics have put a new twist on how to make babies: A "two-mom" approach that lets female same-sex couples share the biological role. One woman's eggs are mixed in a lab dish with donor sperm, then implanted in ...

Health

Study confirms that sperm quality decreases with age

Conflicting evidence about the extent to which men's semen quality declines with age—likely lowering their fertility—is being cleared up by new University of Otago research that has collated and reviewed data from 90 ...

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