Americans had a lot of questions about blood pressure in 2019. They also wondered about the keto diet, hiccups and more. These three topics were among the top 10 most-searched health-related questions, according to new data from Google. The list tabulated our trillions of collective searches between January and early December of 2019. In 2018, the most-searched health-related questions typed into good were about amyotrophic lateral sclerosis (ALS), endometriosis, and how long does weed stay in your urine. Here are the 10 top most-searched for this year: 1. How to lower blood pressure More than 75 million people have high blood pressure but just more than half are managing it well, according to the US Centers for Disease Control and Prevention. So people are turning to Google to try to find answers about how a healthy, low sodium diet, exercise, and stress relief might help them get it under control.…