1. There will be erratic periods during pre-menopause which will be longer or shorter in duration along with different degrees of blood flow.
2. There will be hormonal changes during pre-menopause that can cause weight gain. There will be pain and stiffness in joints along with loss of bone density which are side effects of pre-menopause.
3. Decrease in progesterone during pre-menopause can cause more and there will be mood swings, depression and irritability. There will be vaginal dryness and decrease in libido during a pre-menopause.