fertility problems is the right answer :)
Reduction is to bring down the size or value of intensity of a certain thing. Decrease is to decrease or “bring down” of a quantity or to become smaller.
The primary role of hydrochloric acid is to sterilize the food you eat and to prevent harmful bacteria from entering the GI tract. HCL also triggers the release of enzymes such as pepsin which are essential for the digestion of protein.
