Testosterone is an important hormone in the human body. But it starts to decrease each year after age 30. In some men this can be substantial. Between 19 and 39 percent of older men may have low levels of testosterone. Older men with low T have increasingly sought testosterone replacement therapy (TRT) in recent years.
Moreover is defined as besides, also or in addition to what has been said. An example of moreover is a parent telling their teenager that, in addition to them coming home late, they also didn't do their chores. in addition to what has been said; besides; further; also: used with conjunctive force.
Necessity and sufficiency. In logic, necessity and sufficiency are implicational relationships between statements. The assertion that one statement is a necessary and sufficient condition of another means that the former statement is true if and only if the latter is true. That is, the two statements must be either simultaneously true or simultaneously false. In ordinary English, necessary and sufficient indicate relations between conditions or states of affairs, not statements. Being a male sibling is a necessary and