pPresentation Presentation

It's fine as-is, but titles are usually capitalized.

There are fitness machines with QR codes in theat our gym, but people don’t use them QR codes often. There are fitness machines with QR codes at our gym, but people don’t use the QR codes often.

There are fitness machines with QR codes in the gym, but people don’t use them often. There are fitness machines with QR codes in the gym, but people don’t use them often.

Do people not use the machines or the QR codes?

I worked as a staff at the gym on the weekends, so I couldan see if people used exercise equipment efficiently at the gym, and I had the opportunity to interview them. I work at the gym on the weekends, so I can see if people used exercise equipment efficiently, and I had the opportunity to interview them.

I worked as a staff at the gym on weekends, so I could see if people used exercise equipment efficiently at the gym, a. And I had the opportunity to interview them. I worked as a staff at the gym on weekends, so I could see if people used exercise equipment efficiently. And I had the opportunity to interview them.

Using "at the gym" twice is unnecessary.

I asked them, “CanAre you exercise properly jusable to use the equipment by reading the descripinstructions written on the fitness machine?” I asked them, “Are you able to use the equipment by reading the instructions written on the fitness machine?”

Most people answered that they raredon't really read it. Most people answered that they don't really read it.

They answeresaid that it is difficult to read exactly because it was written byin English and used advanced words, use exercise machines without reading, and and that there is aare limit to the visualization of the explanationed visuals. They said that it is difficult because it was written in English and used advanced words and that there are limited visuals.

They answered that it is difficult to read exactly because it wasbecause the descriptions are written byin English andusing advanced words, uso they use the exercise machines without reading, and. They also said that there is a limit to the visualization of the explanation. They answered that it is difficult to read because the descriptions are written in English using advanced words, so they use the exercise machines without reading. They also said that there is a limit to the visualization of the explanation.

This is difficult to read as one sentence. The second sentence could be more clear as well, for example, "But it was still difficult to understand because..."

AndSo I asked them a second question. So I asked them a second question.

“What is the best way for you to learn how use the fitness equipment?” “What is the best way for you to learn how use the fitness equipment?”

the fitness equipment as in the fitness equipment at your gym

73% of people preferred personal training (PT), 20% preferred watching a video, and the remaining 7% said they preferred being taught by their friends. 73% of people preferred personal training (PT), 20% preferred watching a video, and the remaining 7% said they preferred being taught by their friends.

73% of people preferred having a PT, 20% preferred watching a video, and the remaining 7% said they preferred to have their friends explain it for them. 73% of people preferred having a PT, 20% preferred watching a video, and the remaining 7% said they preferred to have their friends explain it for them.

Adding more words makes the meaning more clear.

pPeople answered that they couldgave being able to directly correct their posture as a strength of PT, but that hey were hesitated to starnt because of the burdensomeheavy price. People gave being able to directly correct their posture as a strength of PT, but they were hesitant because of the heavy price.

pPeople answered that theya PT could directly correct their posture as a strength of PT, but that they were hesitanted to start because of the burdensome price. People answered that a PT could directly correct their posture, but that they were hesitant to start because of the burdensome price.

On the other hand, theAs for video, its advantage of video is that there is no cost burden, and there is no time andor space constraint. As for video, its advantage is that there is no cost burden, and there is no time or space constraint.

On the other hand, the advantage of video is that there is no cost burden and there is no time and space constraint. On the other hand, the advantage of video is that there is no cost burden and there is no time and space constraint.

This makes sense, but a more natural way to say it might be something like, "On the other hand, videos are free to use, and you can use them at any time."

But it’s hard to know if you’re exercising inwith the right posture. But it’s hard to know if you’re exercising with the right posture.

You should combine this with the previous sentence.

But it’s hard to know if you’re exercising in the right posture. But it’s hard to know if you’re exercising in the right posture.

Maybe "But it's hard to know if your posture is correct."