David Lightsey

David Lightsey, M.S. is an exercise physiologist and nutritionist who has worked for the past sixteen years with the National Council Against Health Fraud, a nonprofit consumer advocacy organization combating misinformation in the health marketplace. He is also an advisor to ... and has appeared on "Dateline NBC," the "CBS Evening News," and has provided research support for ESPN's "Outside the Lines."

David Lightsey, M.S. is an exercise physiologist and nutritionist who has worked for the past sixteen years with the National Council Against Health Fraud, a nonprofit consumer advocacy organization combating misinformation in the health marketplace. He is also an advisor to ... and has appeared on "Dateline NBC," the "CBS Evening News," and has provided research support for ESPN's "Outside the Lines." See less