What is the difference between estrogen and progesterone?

Can you answer Cutie_McPie’s question about Menopause?:

What side effects do each of these hormones cause? I know a BIT about estrogen, but not progesterone.

Supplements For Menopause

What is the difference between estrogen and progesterone?

Can you answer Cutie_McPie’s question about Menopause?:

What side effects do each of these hormones cause? I know a BIT about estrogen, but not progesterone.

Hair Loss And Menopause