âAnything that gets in the way, from human rights to the environment, is trampled underfoot.â âThe risk to human health was tiny,  said an environment department spokesman.â âSo much sewage being pumped into the Thames is bad for the environment, bad for human health and bad for the image of the Thames.â
However, if you are aiming to increase your life expectancy, exercise is absolutely key. Exercise helps increase life expectancy. It decreases the risk of many serious diseases that shorten our years on earth. In addition, exercise has many positive benefits as well.
Continue eating at least 500 over your TDEE for a couple weeks to see what happens. If you don't notice any changes, feel free to increase to 750 or even 1000 extra calories per day. If you notice weight gain happening too quickly, then lower your calories down to 200 or 300 extra per day. Realistically, you can expect an increase of 0.5-1.5 pounds in body weight each week. If you're nowhere near that range, adjust your calorie intake.