Maintaining optimal weight and staying in excellent physical shape is not difficult. In each case there is a suitable effective pill. Therefore, biotechnology could mean sports equipment will live on only in the collections of its most zealous fans.
With regards to physical exercise, virtual reality really liven things up. It adds an element of fun and socialising to working out. For example, you are not just training on your home rowing machine, now you are speeding downstream on the raging Amazon river. No more tediously pumping biceps and calf muscles, you are climbing the steep basalt cliffs of Trout Creek together with your friends. And all this - without leaving home!