"It is possible that offspring 'inherit' lifestyles that predispose them to gain weight by adopting similar earting habits and exercise patterns to those of their parents, " they say.

BBC: Weight gain after birth could be inherited

Unlike almost all competitive products that use only one sensor to 'read' the body, BodyMedia's monitors incorporate temperature, heat flux, galvanic skin response and 3-axis accelerometer sensors to get accurate measurements of calorie burn, exercise intensity and sleep patterns that affect weight as well as health.

ENGADGET: BodyMedia's CORE 2 armband tracks your health, or lack thereof

Having a baby causes a host of changes to a mother's life and lifestyle that can influence her eating patterns, exercise habits, and work-family balance, says Truls Ostbye, M.

CNN: STORY HIGHLIGHTS