Purpose: To find out the fact that watching television or using electronic devices affect the Body Mass Index negatively. Materials and Methods: We have done a descriptive cross-sectional study was conducted through an online survey. The sample size was 385 individuals. The Inclusion criteria is the people who are 12 years old and above for both genders living in Al-Ahsa region. Results: There are 236of our study are men and 149 are women. There are 240 individuals exercise regularly, by comparing them with the Body Mass Index, the P value was 0.303 which means that there is no significant relationship between these two categories. Likewise, the people who watch television or use electronic devices are 316 individuals, by comparing them with the Body Mass Index, the P value was 0.095 which means that there is no significant relationship between them. Conclusion: We have concluded that Al-Ahsa citizens are aware of their health and there is no significant relationship between watching television or using electronic devices on the Body Mass Index because they exercise regularly.