Popular biohackers claim methylene blue boosts energy levels, enhances cognitive function, and combats aging. A viral video ...

Methylene blue is a synthetic compound with a deep blue color that has been used for over a century in various medical, ...

Earn 3X back at gas stations, restaurants and supermarkets, and on airlines and hotels. You'll also get access to transfer partners, although only a few are domestic carriers. This card earns rich ...