In most cases, it does not affect daily life. Rarely, however, the pain of herpes zoster affects sleep, mood, work, and overall quality of life. This can lead to fatigue, loss of appetite, depression, social withdrawal, and impaired daily functioning. Itching.
MasTec's original line of business was in the communications industry, constructing transmission lines and digging trenches for companies such as Bell South in Florida. Now, MasTec is a major contractor for wireless networks and broadband, as well.
OPSEC is threat driven, concerned with specific identified threat(s) against an activity where traditional security programs concentrate on a generalized threat and are not situation-specific. OPSEC is a fluid process that is controlled by the commander; it is not a lock-step program solely directed by regulations. OPSEC addresses all exploitable sources of information, not just the classified. It looks at what we have to do and how we operate.