What is the WHI and why is it problematic?

Do hormones cause more risks than benefits? It depends on when a woman initiates them. Most menopause experts believe that taking them at the time of menopause carries more benefit. So why do doctors not encourage women to take them? It is because of a major study, the WHI, a study whose findings are being inappropriately applied. This post gives a brief review of the WHI and why it should not continue to be the basis for HRT recommendations.