As you are 42 years of age and having these symptoms,so the chances of premenopause are more.The normal age range for the occurrence of menopause is somewhere between
the age of 45 and 55. Symptoms of premenopause are irritability and mood swings,hot flashes,night sweating,irregular periods
,decreased blood loss during periods
,dry vagina,breast heaviness and tenderness and joint and muscle pain.