Examlex
The luminous matter in the universe accounts for what percent of the total mass of theuniverse?
Sperm Count
The concentration or number of sperm per unit of semen in a male's ejaculate, considered a key indicator of fertility.
Chronic Male Users
Frequently refers to males who habitually use substances or engage in certain behaviors over an extended period.
Marijuana
A psychoactive plant, Cannabis sativa, used both medicinally and recreationally for its calming and euphoric effects.
Infertility
The inability to conceive a child after a year or more of regular sexual intercourse without the use of contraception.
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