Alternatively, video recordings of sperm movement can be fed straight into the system's computer. (newscientist.com)
Some early research suggests that taking zinc by mouth does not improve sperm count or sperm movement in men with fertility problems. (webmd.com)
Male infertility accounts for about 30 to 50 percent of all infertility cases, and infertile men tend to have abnormal sperm characteristics such as low sperm concentration, poor sperm movement, abnormal shape and size, and high levels of damage to the DNA. (sciencedaily.com)