
Keep your brain young, healthy, and sharp with this science-driven guide to protecting your mind from decline by neurosurgeon and CNN chief medical correspondent Dr. Sanjay Gupta. Sanjay Gupta M.D 2 Books collection Keep Sharp & 12 Weeks to a Sharper You Chief CNN medical correspondent Dr. Sanjay Gupta helped countless readers keep their brains sharp and effortlessly productive with KEEP SHARP.