Sperm (: sperm or sperms) is the male reproductive cell, or gamete, in anisogamous forms of sexual reproduction (forms in which there is a larger, female reproductive cell and a smaller, male one).

Jul 25, 2024 · Sperm Sperm are male sex cells with three main parts: a head, midpiece and tail. Males start to produce sperm around puberty. Your body releases tens of millions of sperm when you …

Oct 19, 2025 · Sperm count refers to the number of sperm cells in a semen sample. A normal sperm count ranges from 15 million to over 200 million sperm per milliliter of semen.

Dec 3, 2025 · Without the gene Poc5, male mice produced no viable sperm, pointing to a possible link to infertility

Jun 3, 2024 · This article explains what sperm are, including their types and composition, their role in reproduction, and how many sperm cells are needed to achieve pregnancy.

Jun 14, 2025 · There are huge gaps in what we know about sperm, from how they navigate to why sperm counts are tumbling. The BBC unravels why we know so little about this perplexing cell.

May 14, 2025 · From the acrosome to the tail, each part of the sperm is meticulously crafted to deliver genetic material to the egg. This article offers a comprehensive exploration of sperm anatomy, …

Apr 15, 2024 · Discover how sperm cells develop, their intricate anatomy, crucial roles in reproduction, and common diseases affecting male fertility. Visual guides included.

Mar 4, 2020 · Sperm are male reproductive cells that are one-half responsible for creating life. Read on to discover some facts about sperm and male fertility.

Mar 11, 2025 · Having healthy sperm is an important part of fertility. But a variety of factors can affect sperm health. Learn about steps to take, as well as things to avoid, to keep sperm healthy and …