Certain types of seafood like lobster can actually help those who have problems with or are at risk for high blood pressure. Whether your fish is frozen or fresh it is a good idea to get plenty of it in your diet in order to ward off high blood pressure so you can keep it from becoming a serious problem. Lobster has omega-3 fatty acids in it which are good for a number of reasons, including the fact that they improve certain brain functions and have been proven to reduce high blood pressure or prevent it altogether.
You will however want to avoid eating too much fried fish as it can become a problem if you eat too much of it on a regular basis. Lobster has a lot of the vitamins, minerals, and nutrients that our bodies need to stay healthy as a whole, so you will want to try to get as much of it into your diet as possible.