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Articles on Estrogen

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BPA is an industrial chemical used to make hard, clear plastic known as polycarbonate. It’s also used in the lining of some cans. Many hard plastic bottles no longer contain BPA, and it’s illegal to sell baby bottles with BPA in Canada. THE CANADIAN PRESS/Jonathan Hayward

Science shows that BPA and other endocrine disruptors are harmful to human health, which should incite tighter regulations

There is abundant evidence of the involvement of endocrine disruptors in reproductive dysfunction in several species, including humans.
Although the medical establishment is now recognizing that sex is not binary, society as a whole has been slow to embrace the concept. Vera Livchak/Moment via Getty Images

Not everyone is male or female – the growing controversy over sex designation

Millions of people do not fit neatly into male or female sex designations at birth, and wrong identification can set them up for a lifetime of physical and mental harm.
Transgender medicine uses a multidisciplinary approach to help trans youth live happier lives. Sudowoodo/iStock via Getty Images Plus

I’m a pediatrician who cares for transgender kids – here’s what you need to know about social support, puberty blockers and other medical options that improve lives of transgender youth

Transgender youth have a number of research-backed medical options available to them. The multidisciplinary approach ranges from promoting family support to hormone treatments to surgery.
Some studies have linked drinking milk with higher risk of oestrogen-receptor positive breast cancer. Summersky/ Shutterstock

Breast cancer: is milk a risk factor?

Cow’s milk naturally raises levels of a growth factor strongly implicated in breast cancer risk.
Hormone signals help ready worker mole-rats to treat pups as their own. belizar/Shutterstock.com

Eating royal poop improves parenting in naked mole-rats

Worker naked mole-rats take care of their colony’s young even though they aren’t the pups’ actual parents. New research suggests the queen gets them ready via hormones in her poop.
Doctors and patients should appreciate the many roles estrogens play in the body. Doctor and patient image via www.shutterstock.com.

What women with breast cancer should know about estrogens

Estrogens also have many positive effects on mental health, cognitive function, libido and protection of the brain, possibly even slowing the onset of Alzheimer’s disease.
Some women are very sensitive to small shifts in hormones, others aren’t. Petras Gagilas/flickr

Chemical messengers: how hormones affect our mood

In recent times, we have learnt more about the connections between the “reproductive” or gonadal hormones and the brain, and how they affect not only women but men as well.
The 2003 Million Women Study did not prove a link between hormone therapy and cancer. ryanlintelman

Hormone replacement therapy and cancer? Let’s get the facts straight

The authors of the 2003 Million Women Study were wrong to conclude their investigation proved that hormone replacement therapy caused cancer, according to a series of articles published this week in the…

Birth control pill shrinks bones

Using the birth control pill may reduce a woman’s bone density, according to US university researchers. Women using a pill…

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