When a woman reaches menopause, usually in her 40s or early 50s, she goes through a variety of psycho- logical, emotional and hormonal changes.

通常女性到了四五十岁进入更年期(也叫停经期）时，会经历一系列心理、情绪和激素的变化。

youdao

When a woman reaches menopause, usually in her 40s or early 50s, she goes through a variety of psycho - logical, emotional and hormonal changes.

通常女性到了四五十岁进入更年期(也叫停经期)时，会经历一系列心理、情绪和激素的变化。

youdao

In addition, certain hormonal changes during breast-feeding may contribute to bone-density loss.

另外，母乳喂养期间激素的变化也会使骨密度降低。

youdao

Some life transitions, such as entering puberty, trigger hormonal changes that may alter the stress response.

WSJ: Are You Hard-Wired to Boil Over From Stress?

Maternal prenatal stress, hormonal changes in mother and developing fetus, and resulting changes in neurodevelopment are also potentially associated.

FORBES: Vaccines Not Linked To Autism. Again.

And labor, with accompanying pain, fast heartbeat and hormonal changes, "that's the most dangerous and challenging time, " Dr. Franklin says.

WSJ: Facing Lifesaving Heart Surgery, Twice