If you have had a long hard day at work, what better way to unwind, than to come home and jump into your very own hot tub. Not only are hot tubs a great way to relax, they are also very beneficial for various medical conditions and/or injuries. Although having your own hot tub can be very convenient, there are many different types, shapes and sizes of spa available and it is important that you choose the right one to suit your particular requirements and available space. So, what is the best hot tub to buy and how do you go about choosing.