So, I think the key words here are 'topic' and 'idea'. And what I mean by that is that we use the preposition 'about' with verbs that are usually used with topics, ideas or situations.

Helen “Exercise”可以表示“ 一套特定的动作让身体变得更强壮和更健康”，此处的“exercise”是可数名词，通常在 exercise 之前会有另一个名词来说明是哪方面的运动。 请听例句。 Examples I am doing knee exercises to help my recovery from a knee operation.

Your official weekly (and daily) exercise breakdown. Medically reviewed by Vivek Cherian, MD You’ve heard it time and time again: Exercise is good for you. In fact, there’s a good chance you’ve gotten ...

Avoid shopping or important decisions from 7 AM until noon EDT today (4 AM until 9 AM PDT). After that, the Moon moves from Scorpio into Sagittarius. Learn how to make dough like one of the world's ...

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The effectiveness of exercise therapy to ease the symptoms of osteoarthritis is likely minimal, short lived, and probably no better than no treatment at all, suggests an overarching (umbrella) ...

U.S. Secretary of Health and Human Services Robert F. Kennedy Jr. teamed up with Kid Rock for a 90-second workout video titled "Secretary Kennedy and Kid Rock's Rock Out Workout" that made some folks ...