Here are the top ten tips to stay social, happy and healthy in retirement:Join a social group like Starts at 60 Meet UpsWhen we retire, we often lose the friendships we developed through our working life. Travel with a groupWith retirement often comes travel, with three-quarters of Australians aged over 50 already planning their next big holiday – but why not travel with a group? Many Travel at 60 partners facilitate tailored group travel for seniors, allowing you to travel care-free with someone else doing the heavy lifting of planning and booking transfers and activities. Hitting the books again is a great way to grow your knowledge while forging social connections. Join a gym classWhy not work out with friends and reap the benefits of staying active and social at once?