Speculation over Trump's health after 'dragging' right leg video: 'What is wrong with him?'

President Donald Trump's mental and physical fitness is once again a topic of conversation on the president's favorite social media platform.

In November, there was widespread speculation after Trump made an unscheduled trip to Walter Reed Hospital.

In June, the hashtag #TrumpIsNotWell trended nationwide on Twitter after Trump struggled to drink from a glass of water and walk down a ramp.

And Trump has spent multiple days in July bragging about acing a test to check for mental decline.

On Tuesday, the conversation continued after video of Trump's Monday visit to North Carolina showed a peculiar gait, with the commander-in-chief swinging his foot sideways in a sweeping motion.

Here's some of what people were saying: