Swimming has long been thought of one of the most sustainable, and beneficial aerobic activates. In an article from Times Magazine, Dr. Kyle Yost (a sports medicine specialist at the University of Maryland Medical Center) describes swimming as one of the highest “low-risk, high- reward pursuits.” Swimming combines aerobic exercise and resistance training, meaning it improves fitness and strength. And “unless you’re swimming competitively or for hours every day, it’s easy on the joints.”
Like swimming, walking is one of the best activities a person can be doing throughout their lifetime, specifically as they begin aging. The AARP published a study that found walking three times a week consistently for one year, increased the size of the hippocampus. The hippocampus being: “a part of the brain that’s key to memory.”