Sperm morphology refers to the size and shape of sperm cells, which is a critical parameter in evaluating male fertility. The term "normal sperm morphology" describes sperm that have the typical shape with a well-formed head, midpiece, and tail. Abnormally shaped sperm—those with defects in one or more of these major parts—are associated with low morphology, which can hinder the sperm's ability to swim properly or fertilize an egg. According to research, about two-thirds of infertility cases include a male factor component, making sperm morphology assessment an essential part of infertility evaluations. Laboratory analysis quantifies the percentage of sperm with normal morphology to identify potential fertility issues. Low morphology can result from genetic factors, lifestyle choices such as smoking or exposure to toxins, infections, or varicocele. In vitro fertilization (IVF) and other assisted reproductive technologies (ART) often rely on detailed sperm analysis. Men with low sperm morphology may still achieve pregnancy through IVF, especially when combined with intracytoplasmic sperm injection (ICSI), where a single sperm is directly injected into an egg. Understanding morphology helps fertility specialists tailor treatments and improve chances of conception. Couples trying to conceive (TTC) should consider that sperm morphology is just one factor influencing fertility; other parameters include sperm motility and count. Regular medical checkups and sperm testing can provide valuable insights for couples facing infertility challenges. Healthy lifestyle adjustments such as proper diet, exercise, and avoiding harmful substances can improve sperm morphology. In summary, normal sperm morphology is a vital marker for male fertility that influences diagnosis and treatment approaches, especially in IVF. By identifying abnormalities in the shape of sperm parts, healthcare providers can offer targeted interventions, increasing the likelihood of successful conception.