Male fertility basics

According to Professor Pacey, roughly 9 in 10 anabolic steroid users “are likely to become sterile."

Male sperm counts have dropped 50% in four decades, raising urgent fertility concerns.

Delaying parenthood carries health risks, but medical advances may make waiting worthwhile for prospective parents.

Excessive exercise harms physical and mental health, and can reduce libido in men.

Regular moderate exercise 3-5 times weekly for 6 months improves male sperm quality better than high-intensity interval training.

Men can freeze sperm to preserve fertility before age-related decline affects sperm quality and health.

One in six couples faces infertility today, with male factor infertility accounting for 30-50% of cases.

Understanding sperm anatomy—its components and structure—is essential to assessing sperm health.

Semen carries sperm and plays a crucial role in fertility, yet we rarely discuss its composition and function.

Many people claim that soy contains estrogen.

These are the top five male fertility myths, debunked—and everything you need to know about infertility.

Varicocele is an enlargement of the veins within the scrotum.

Excessive sugar consumption may harm male fertility, raising questions about which sugars are safest for sperm health.

Finasteride may affect fertility and sexual function, so understand these risks before treating hair loss or enlarged prostate.

Learn what male birth control options are available now, and new options you may have in the future.

Find out how cannabis affects male fertility, what studies say about CBD, and considerations if you’re trying to conceive.

Learn what semen analysis reports mean and what steps to take if your results are abnormal.

Low testosterone can affect fertility, but treatments and lifestyle changes can help improve your chances of conception.

Eggs may actively select sperm based on genetic compatibility rather than passively waiting for the strongest swimmer to win.

Learn what 5 semen analysis results reveal about your sperm health, including count, concentration, and motility.

Diet and lifestyle changes can improve male fertility and increase conception chances.

Test your fertility at home with Legacy's sperm testing kits—learn when to test and how to get started.

Paternal age may significantly affect ART success and live birth rates more than previously believed, according to recent resea...

Discover male fertility tests ranging from semen analysis to testicular biopsy, plus available at-home options.

FSH, LH, and testosterone imbalances affect male fertility, sex drive, and sperm production.

2024 is the summer of short shorts. But could this trend be affecting testicular health and sperm production?

Normal sperm morphology matters for fertility; here's how shape affects conception and tips for low morphology cases.

During ejaculation, men release semen containing sperm, but does the volume matter for conception?

Sperm can survive 3-5 days in the female reproductive system, meaning conception is possible several days before ovulation.

Men's fertility declines with age just like women's, despite stories of older fathers suggesting otherwise.

Male fertility declines with age too, though less sharply than female fertility.