Fertility Cares Blog

Fragile X
Normal people have 23 pairs of chromosomes. One pair is called the sex chromosomes. Males have one X chromosome and one Y chromosome. Females have two X chromosomes. Each chromosome…
Gender Selection for Family Balancing
The desire for family balancing goes back at least as far as the ancient Egyptians. Various methods have been proposed and discarded over the ensuing millennia. Sperm cell sorting techniques…
Leptin, the Hunger Hormone
Many hormones and interactions are crucial to the dynamic process we call reproduction. What remains elusive is whether there is a single molecular switch, a common regulatory element that governs…
Preimplantation Genetic Diagnosis
In addition to testing for single gene mutation abnormalities, preimplantation genetic diagnosis (PGD) is also used to detect a chromosomal abnormality when one partner has a balanced reciprocal translocation or…