There are common mistakes -- some of them fatal -- that women 40 and older are making.Turning 40 is a milestone women used to fear because it meant they'd turned the corner to being "over the hill."

These days, women in their 40s (and beyond) are living fast-paced, fulfilling lives. However, there are common mistakes -- some of them fatal -- that women in this age group are making.

Christine Horner, MD, joins hosts Andrea and Lisa to discuss four of these fatal mistakes and solutions to each.

Mistake No. 1: Neglecting Heart Health
Mistake No. 2: Mismanagement of Menopause
Mistake No. 3: Weight Gain Acceptance
Mistake No. 4: Not Loving Yourself