Opportunistic infections (OIs) are infections that occur more frequently and are more severe in individuals with weakened immune systems, including people with HIV.
Being nostalgic means to miss the past time. It seems that a real life was in the past because now in the present is different, probably things changed and we know that never is going to be the same. It leads to a nostalgic feeling.
See all translations. uk â /ËeÉª.li.ÉËneÉª.ÊÉn/ us â /ËeÉª.li.ÉËneÉª.ÊÉn/. âº the feeling that you have no connection with the people around you: Depressed people frequently feel a sense of alienation from those around them.