Without further information or context, it is impossible to determine if the old Philips Sonicare is broken. It would be best to inspect the toothbrush for any visible damage or malfunctioning parts. If the toothbrush is not working properly, it may need to be repaired or replaced. **

For sensitive gums, it is generally recommended to use a sonic toothbrush over an electric toothbrush. Sonic toothbrushes produce rapid vibrations that are gentler on the gums, reducing the risk of irritation or damage. The gentle cleaning action of a sonic toothbrush can help to effectively remove plaque and bacteria without causing discomfort to sensitive gums. However, it is important to consult with a dentist to determine the best option for your specific dental needs. **

It is unlikely that one can completely avoid the tickling sensation of an electric sonic toothbrush through training alone. The sensation is caused by the rapid vibrations of the toothbrush, which can be difficult to completely desensitize oneself to. However, some individuals may find that they become more accustomed to the sensation over time with regular use. Additionally, experimenting with different brushing techniques and pressure may help to minimize the tickling sensation. **

The choice between a sonic toothbrush and a rotating toothbrush ultimately depends on personal preference and dental needs. Sonic toothbrushes use high-frequency vibrations to clean teeth and gums, while rotating toothbrushes have bristles that spin in a circular motion. Sonic toothbrushes are often preferred for their ability to reach deep between teeth and along the gum line, while rotating toothbrushes may be better for removing surface stains and plaque. It's important to consider factors such as sensitivity, gum health, and specific dental concerns when choosing between the two types of toothbrushes. **

The Philips Sonicare Smart may not be able to connect to the app due to several reasons. It could be due to a compatibility issue with the device's operating system or software version. Additionally, there may be a problem with the Bluetooth connection between the toothbrush and the app. It is also possible that there is a temporary issue with the app's servers or the toothbrush itself. Troubleshooting steps such as restarting both the toothbrush and the app, ensuring they are both updated to the latest versions, and checking for any Bluetooth interference may help resolve the connection issue. **

The unknown Super Sonic transformation occurs in episode 3 of Sonic X, titled "Missile Wrist Rampage." In this episode, Sonic transforms into Super Sonic for the first time in the series in order to save his friends from Dr. Eggman's missile attack. This transformation is a significant moment in the series as it showcases Sonic's incredible power and determination to protect his friends. **

There are many books about high school kids, covering a wide range of genres and themes. Some books focus on the typical high school experience, exploring topics such as friendship, romance, and self-discovery. Others delve into more serious issues like bullying, mental health, and social pressures. Some popular examples of books about high school kids include "The Perks of Being a Wallflower" by Stephen Chbosky, "The Fault in Our Stars" by John Green, and "To All the Boys I've Loved Before" by Jenny Han. These books offer readers a glimpse into the complex and often tumultuous world of adolescence. **

Yes, Sonic X is considered an anime. It is a Japanese animated television series based on the Sonic the Hedgehog video game series. The show was produced by TMS Entertainment and originally aired in Japan before being dubbed and broadcast in other countries. Its animation style, storytelling, and production in Japan classify it as an anime. **