Dr. London maintains that smoking is the single most dangerous habit for one's health and heart, posing a significant risk compared to other behaviors.

“I cannot come up with one single thing that does as much damage to every organ in the body as smoking cigarettes.”

Hormone replacement therapy should be considered a vital tool for preventing fractures and maintaining bone health in women transitioning through menopause.

“if we put women on HRT at 50 and they stay on HRT for 30 years by my calculation it's a 15x reduction in mortality because even if you accept a slightly higher incidence of breast cancer it's being more than dwarfed by the reduction in the hip fractures that they will be sustaining”

Hormone replacement therapy is not an advisable intervention for the express purpose of preventing chronic cardiovascular diseases in post-menopausal women.

“it was clear that women taking hormone therapy tended to have a higher socioeconomic status tended to have better access to Medical Care and to have somewhat more favorable lifestyle behaviors be more health conscious many of these factors were considered in the data analyzes it's not like the obser”