Sentences with phrase «sperm quality and quantity»

Researchers measured sperm quality and quantity before and after the zinc - deficient diet.

Not exact matches

First results from the world's oldest group of young men conceived by means of intracytoplasmic sperm injection (ICSI) fertility treatment because of their fathers» infertility have shown that they have lower sperm quantity and quality than men who were spontaneously conceived.

These males don't have exclusive access to females, and the battle for reproduction is geared more towards «sperm competition»: quantity and quality of sperm.

(HealthDay)-- Males who were conceived using an infertility treatment where sperm is injected into an egg may themselves have lower sperm quantity and quality than those conceived naturally, Belgian researchers report.

This means that the vitamin can maintain good quality and quantity of sperm count and semen.

Studies have shown that men who eat about a half a cup of walnuts per day have improved sperm quantity and quality.

[7] Maca root also has the ability to increase the quality and quantity of sperm in men who produce lower than normal levels.

Men are also given the once over in this very detailed fertility «manual» - we learn that males are currently responsible for 40 % of infertility with most cases relating to sperm quantity and quality.

Alcohol consumption has also been linked with lowering both the quantity and quality of sperm.

Reasons for IVF include poor sperm quality or quantity, obstructions between the egg and sperm, ovulation problems, and sperm - egg interaction problems.