Abstract: A highly sensitive optical fiber air pressure sensor based on Fabry–Perot interferometer is proposed and demonstrated. The sensor is fabricated by flat-cut single-mode optical fiber, ...

High blood pressure affects nearly half of U.S. adults and contributed to over 664,000 deaths in 2023. Often symptomless, hypertension can lead to severe complications like heart attack and stroke.

Low blood pressure is a blood pressure reading below 90/60 mmHg. Low blood pressure often isn't a problem unless it causes noticeable symptoms. Symptoms of low blood pressure include dizziness, ...

Pressure urticaria is a type of chronic urticaria that causes recurring hives from pressure applied to your skin. It may be treated with a combination of trigger avoidance and medications. Better ...

Refrigerant is a chemical that comes in the form of a liquid or gas. While it is usually well-packaged to prevent the risk of harm or death, accidents do happen. If you inhale or ingest refrigerant of ...

Some people with low blood pressure may experience headaches. They may refer to them as low blood pressure headaches. However, there are numerous possible causes of low blood pressure and headaches.

Circular is a relatively small player in the smart ring segment, which is currently led by the likes of Oura, Samsung, and RingConn. Yet, following a not-so-good start,the company’s second-gen smart ...

In the world of mass-market wrist-based wearables, blood pressure sensing is being seen as the next holy grail for health monitoring. Samsung has already rolled out blood pressure sensing on its ...