The release of an abnormal egg even though there was a potentially healthy ovulation
Inability of sperm to penetrate the macula of the egg
Inability of fertilized eggs to divide after fertilization
Inability of the produced embryo to hatch
Inability to implant the fetus
recurrent miscarriage
Male infertility is caused by sperm issues described in the following situations:
1. Absence of sperm in the testicles or the absence of testicles
2. Inability to mature and release sperm
3. Testicular aging, oxidative stress and DNA fragmentation
As infertility we describe the situation in which a couple experiences repetitive failure to conceive, after intercourse with sufficient frequency in each cycle, meaning more than 10 times per month, for a period of one year if the woman is under 35 years old. If the woman is older than 35 years then this period…
Obesity
Exceeding the ideal body weight has been associated with a 30% reduction in fertility potential, both in natural conception and in IVF. Obesity is also thought to have an aggravating effect during pregnancy as it is related to an increased risk of gestational diabetes, preeclampsia and other complications during pregnancy.
An accurate way to…
1. The absence of sperm in the testicles or the absences of testicles, described as non-obstructive azoospermia, are the most basic factors of male infertility. The causes that lead to these situations are
Chromosomal or genetic abnormalities such as deletions of chromosome parts or genes
Inability of testicular descent
Surgical removal of the testicles due…
Absence of eggs in the ovaries or absence of ovaries (Rare)
Genetic defects (chromosomal defects or gene defects) in the egg's DNA
Surgical removal of the ovaries in the past
Premature menopause & ovarian failure
Ovarian damage from toxic agents such as chemotherapy
Inability to mature or release eggs (anovulation) - (Common)
Hormonal disorders of…