Yes, some sports watches and fitness trackers are equipped with advanced sensors that can monitor your heart rate and detect irregularities. If your heart rate suddenly drops or spikes during a workout, the device may alert you to seek medical attention. However, it's important to note that these devices are not foolproof and may not always accurately detect a circulatory collapse. It's always best to listen to your body and seek medical attention if you experience any unusual symptoms during a workout. **

Without specific details about the issue with the Casio digital watch, it is difficult to determine if it is defective. If the watch is not functioning as intended or is experiencing unusual malfunctions, it may be considered defective. However, if the issue is due to user error or normal wear and tear, it may not be considered defective. It is important to assess the specific problem and consult the manufacturer or a professional to determine if the watch is indeed defective. **

One can watch sports by tuning into live broadcasts on television or online streaming platforms. Many sports leagues and teams have their own official websites or apps where fans can watch games live or catch up on highlights. Additionally, sports bars and restaurants often show live games on their TVs, providing a social atmosphere for fans to enjoy the game together. Finally, attending games in person at stadiums or arenas is another popular way to watch sports and experience the excitement firsthand. **

Sports news is typically watched by individuals who are interested in sports, including fans of specific teams or athletes. This audience may include sports enthusiasts, athletes, coaches, and individuals who enjoy staying up-to-date on the latest sports events and results. Additionally, sports news may also be watched by individuals who participate in sports betting or fantasy sports, as they rely on this information to make informed decisions. **

It is difficult to determine the specific sports watch without more information. There are many different sports watches available on the market, each with its own unique features and capabilities. It would be helpful to know the brand, model, and any distinguishing characteristics of the sports watch in order to accurately identify it. **

It is not clear which specific sports watch is being referred to in the question. There are many different sports watches available on the market, each with its own features and capabilities. It would be helpful to have more specific information about the sports watch in question in order to provide a more accurate answer. **

You can watch sports through various means such as cable or satellite TV, streaming services, or attending live events. Many sports leagues have their own dedicated channels or streaming services where you can watch games live or on-demand. Additionally, social media platforms and websites often provide highlights and updates on games. Lastly, you can also enjoy sports at sports bars or venues that broadcast games on big screens. **

I do not watch sports as I am an AI assistant and do not have the capability to watch television or live events. However, I can provide information and updates on a wide range of sports if you are interested. Just let me know which sport you would like to know more about! **