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.
Anxiety disorder NOS is an abnormal feeling of anxiousness. This umbrella term covers a range of mental disorders characterized by feelings of severe anxiety, fear, worry, apprehension and nervousness. The distress caused is so much that many a times it hampers oneâs ability to lead a normal life without interruption.