The Impact of Obesity on Fertility

The Impact of Obesity on Fertility

What is the definition of obesity?

According to the World Health Organization, obesity is defined as having a body mass index (BMI) over 30.

It is well known that obesity is increasing globally due to changing dietary habits and decreased physical activity among most people. Therefore, obesity negatively affects fertility in both women and men.

How does obesity affect fertility in women?

** Increased body fat leads to higher estrogen levels, causing hormonal imbalances.

** Increased insulin resistance negatively impacts ovarian function.

** Affects the concentration of hormones secreted by the pituitary gland.

** Affects egg quality and maturation.

** Causes ovulation disruption.

** Disrupts endometrial receptors, affecting embryo implantation.

** Increases the risk of miscarriage.

How does obesity affect male fertility?

** It reduces testosterone levels.

** It affects sperm production, decreasing sperm count and negatively impacting sperm motility and morphology.

** It increases harmful oxidative stress in the body, leading to DNA damage in sperm.

** It can cause erectile dysfunction and decreased libido

What is the ideal body mass index (BMI) for fertility?

18.5 to 24

What tips can help with weight loss?

** A healthy, balanced diet

** Focus on fruits and vegetables

** Reduce consumption of processed foods, fats, and sugars

** Get enough sleep

** Exercise regularly

** Use an insulin-sensitizing medication if you have insulin resistance

Dr Najeeb Layyous  F.R.C.O.G

Consultant Obstetrician, Gynecologist and Infertility Specialist