"Certain cancers" refers to specific types of cancer that are being referred to, often implying that not all forms of cancer are included. Full definition
Mom and baby both get reduced risk of certain cancers too. (thebirthguy.com)
Waiting too long to spay or neuter a pet, however can lead to increased potential for certain cancers later in life or for certain behavioral problems. (tampabayvets.net)
Several supplements have been linked with an increase in certain cancers, for example, while others have been tied to an elevated risk of kidney stones. (businessinsider.com)