What to do if i'm 49 1/2 and don't really know the signs of menopause.?

Menopause starts: 1 year after last period. When perimenopausal (time leading up to menopause) you can have a # of sxs. Sxs may include waking in middle of night sweating heavily; lack of concentration, vaginal dryness; fatigue, hair loss, dizziness, brittle nails, wt gain, bloating, breast pain, headaches, itchy skin, ^ abdominal fat, incontinence, irregularity of periods, hot flashes; mood swings, irritability,