"Getting up in the morning requires a tremendous effort," she says. "a lot of people with ADHD have trouble shutting down at night-their brains are so overactive they can't sleep."

很多人早晨起床可能要花费大力气，那些患有多动症的人在晚上很难快速平定下来，他们的大脑过度兴奋，无法进入睡眠。

youdao

They added that in people with PTSD, the right hemisphere was overactive even when individuals were not reliving a traumatic experience.

他们补充说，即使PTSD患者本人并没有回忆受创伤的经历，他们大脑的右半球仍过度活跃。

youdao

The approach, published April 8 in Immunity, exploits the immune system's built-in safety mechanism—a group of regulatory T cells whose job is to squelch overactive immune responses.

发表于4月8号《Immunity》上的文章利用免疫系统的内置安全装置，一组起调控作用的T细胞来抑制过度的免疫反应。

youdao

One of the main ways schizophrenia drugs differ is in how they inhibit a brain receptor for dopamine, a key neurotransmitter that is overactive in some parts of a schizophrenic's brain.

FORBES: Magazine Article

We should not have a childhood obesity epidemic and a problem with overactive kids.

FORBES: Kathleen Sebelius Wants Your Kids to Sit Still

Manhattan psychiatrist Drew Ramsey recalled that early in his career, he examined a patient with daily panic attacks and noticed a swelling on her shins, a classic sign of Graves' disease, a form of overactive thyroid that can cause severe anxiety.

WSJ: Confusing Medical Ailments With Mental Illness