Omega-3s are a group of fatty acids that we can only get from food. These acids are very useful, but primarily for the heart and blood vessels in that they increase the level of good cholesterol and reduce bad cholesterol. Researchers have studied this well and proved it! The main thing is to control this level and prevent its excess, because it is he who is the main reason for the increased risk of diseases of the cardiovascular system. Algae, fish, seafood, and fish oils are good sources of...