Have you heard about the 10.000 hour rule? It is said to become an expert in any subject, like playing guitar, you need to spend 10.000 hours practicing. If you practice 3 hours per day, every day, it will take you 9 years to become an expert.

So how many hours per year, do you do physical exercise to get into good shape and gain a nice strong functional body? Assume you go to the gym once per week, which means you spend 52 hours per year, taking care of the most important thing there is – your health.

If you work out twice a week, then you spend 100 hours per year, taking care of your health. So, how many hours per year do you spend on your health? What happens if you neglect your health? How does a bad health affect your mental health, attractiveness and job capacity (income)?