This video is designed based on the Positive Education about Aging and Contact Experiences (PEACE), which is suitable for professional medical that is Arabic speaker only.

Ageism was measured using the Fraboni Scale of Ageism (FSA), which was originally developed by Fraboni and revised by Rupp, Vodanovich, and Credé. FSA constitutes a reliable, valid, and multidimensional measure of ageism. Participants will rate 22 items concerning their attitudes toward older adults, from 1 (strongly disagree) to 6 (strongly agree) scale.

Aging knowledge was assessed using the Facts on Aging quiz (FAQ) developed by Palmore's . FAQ is used to measure the basic facts and frequent misconceptions about aging. This measure is valid and has group reliability. In addition, FAQ is currently considered the gold standard. The FAQ is a self-report scale containing 25 questions with a "true" or" false" response and takes less than 5 minutes to complete.

Hutchison was developed and tested of the interaction anxiety about older adult measure. This measure assessed participants' feelings of discomfort or anxiety when interacting with older adults. The scale contains 3 items, and the participants will be rating each items concerning their anxiety from 1 (strongly disagree) to 6 (strongly agree).

Attention checks were designed consistently with to ensure that participants are actively engaged and paying attention after watching the video. Participants will be assigned to respond to 4 attention checks in total. To assess the level of attention after watching the video, the participants will be asked, "Did you watch the video?" (attention checks 1)", and then will be asked, "What was the video you saw about?" (attention check 2), and to assess the participant's comprehension and memory, "please list a thing you remember from the video you were exposed to" (attention checks 3-4). Those who failed to pass a certain threshold (at least two of the four attention checks) will be excluded from the analysis to ensure the reliability of the data collected.