There is no evidence this is funded by anyone, so please, keep the allegations to yourself. > Better be prepared to still go outside and have a life. Your body

There is no evidence this is funded by anyone, so please, keep the allegations to yourself. > Better be prepared to still go outside and have a life. Your body will produce vitamins as your reward. Many people don't have good fitness options outside a controlled environment, for a variety of reasons. > Eyestrain is subjective No, it's measurable externally! > but which is THE ONE TRUE toothbrush? Dentists generally don't give a shit about brands, but ask 20 what the right toothbrush to get if budget is not a factor and they'll all quickly converge on one answer that has a fair sum of science backing it.