9 months ago
Air Pollution Linked to Hormonal Imbalance and Fertility Issues
Imagine tiny bad particles floating in the air, like dust and smoke.
These aren't just bad for your lungs; they can also make your body's important messengers, called hormones, act funny.
This is like messing with the instructions your body uses to make babies.
For girls, these bad air particles can make it harder for their bodies to create good eggs, and they can cause problems with periods and make it harder to get pregnant.
Some of these particles are like troublemakers that pretend to be your body's own hormones and confuse them.
For boys, the air pollution can make the tiny swimmers, called sperm, less strong and less shaped correctly.
It can even lower a special hormone called testosterone.
When the air is bad, it's like a double whammy, stressing the body and affecting the health of eggs and sperm.
It's called the 'environmental fertility loop,' and we need to break it to help future families.
Air pollutants like PM2.5, PM10, SO2, Ozone, and Carbon Monoxide can disrupt hormonal balance and negatively impact human fertility.
These pollutants cause inflammation and oxidative stress, which are toxic to reproductive cells (gametes), affecting both egg and sperm quality and quantity.
In women, pollution can reduce ovarian reserve, affect hormone levels like AMH, lead to menstrual irregularities, anovulation, and decrease the chances of conception and implantation.
In men, air pollutants can decrease sperm motility, alter sperm morphology, reduce sperm count, lower testosterone levels, and cause sperm fragmentation.
The combined effects of pollution, stress, and rising temperatures contribute to an 'environmental fertility loop' that endangers reproductive health for future generations.
- Who
- Dr. Shelly Singh and the general public
- What
- Explanation of how air pollution affects hormonal balance and fertility in both men and women.
- Where
- Primarily discussed in the context of North India, but applicable globally where air pollution exists.
- When
- Ongoing, particularly concerning in North India, with long-term exposure leading to cumulative effects.
- Why
- To inform the public about the lesser-known reproductive health impacts of air pollution and the need to reduce exposure and pollution levels.
Pollutant Impact on Reproduction
Consequences for Fertility
Mechanism of Action
Pollutant Impact on Reproduction
Pollutants like PM2.5, PM10, SO2, Ozone, Carbon Monoxide, and Nitrogen Dioxide cause inflammation and oxidative stress, classified as gametotoxic, directly affecting egg and sperm quality and quantity.
Consequences for Fertility
These pollutants lead to hormonal issues, menstrual problems, reduced AMH levels, lower antral follicle counts, increased risk of miscarriages and stillbirths, and decreased implantation chances, impacting both natural conception and assisted reproduction.
Endocrine Disruption
Pollutant Impact on Reproduction
Certain pollutants act as endocrine disruptors, mimicking, blocking, or altering the function of reproductive hormones, which are crucial for menstruation and pregnancy.
Consequences for Fertility
This disruption can lead to anovulation (inability to ovulate) in women and reduced testosterone levels in men, further compromising fertility.
Impact on Males
Pollutant Impact on Reproduction
PM2.5 and Ozone specifically affect sperm quality by reducing motility, altering morphology, and decreasing overall sperm count. Pollutants also contribute to sperm fragmentation.
Consequences for Fertility
Combined effects of pollution, stress, and rising temperatures create an 'environmental fertility loop,' negatively impacting the hormones responsible for producing healthy eggs and sperm.
Key facts
- Key Pollutants Affecting Fertility
- PM 2.5, PM 10, Sulphur dioxide (SO2), Ozone, Carbon monoxide, Nitrogen dioxide
- Effects on Women's Fertility
- Reduced ovarian reserve, hormonal issues, menstrual problems, lower AMH and antral follicle counts, anovulation, reduced implantation chances, increased risk of miscarriage and stillbirth
- Effects on Male Fertility
- Reduced sperm motility and morphology, reduced sperm count, reduced testosterone levels, sperm fragmentation
- Underlying Mechanisms
- Inflammation, oxidative stress, endocrine disruption
- Author
- Dr. Shelly Singh, Fortis La Femme, Greater Kailash, New Delhi
Quotes
Punya Salila Srivastava
Union health secretary
“Together, we can work towards a healthier, cleaner and more resilient ecosystem.”
firstpost.com
