The primary function of most endospores is to ensure the survival of a bacterium through periods of environmental stress. They are therefore resistant to ultraviolet and gamma radiation, desiccation, lysozyme, temperature, starvation, and chemical disinfectants.
Recurring Cold Symptoms - going on 3 months!! I know there has been this awful virus floating around, but I have been struggling with nasal congestion, post nasal drip, and a constant cough. It all started right after Christmas when I got the worst of it! Very dry dark green mucus, soar throat, and dry painful cough.
If you develop the herpes simplex virus at an early age, it may be triggered periodically in later life and can cause recurring bouts of cold sores. After the primary infection, the symptoms are usually reduced to just the cold sores themselves.