Assisted reproductive technology (ART) has been a blessing for many couples and individuals who aren't able to conceive children by traditional means. From the days when a "test-tube baby" led nightly newscasts to today, when such procedures attract notice only when five, six or more babies are born to a mother who underwent in vitro fertilization (IVF), the technology behind ART has advanced to a tremendous degree.

Even so, ART doesn't always work. Sometimes, the odds are just stacked against the couple or individual. Other times, it comes down to someone's health, and obesity plays a part. Obesity can become a chronic condition leading to a number of other persistent health problems, including heart issues, chronic pain, breathing problems and trouble with mobility.

Body mass has an impact on sexual and reproductive health, too. Being overweight or obese is sometimes linked to erectile dysfunction (ED), and obesity can cause virility and childbearing problems for men and women for a number of reasons.

Individuals or couples who want to use ART may be