Thiênna Ho, Ph.D., a nutritional skin care specialist, is known as the world's leading expert in human skin color and skin health. She is the author of Eat Your Way to Lighter Skin, which was honored with seven book awards.
Dr. Thiênna earned five academic degrees in Microbiology (B.S.), Economics (B.A.) Genetic Engineering (G.C.), Business Administration (M.B.A), and Scientific Nutrition (Ph.D.).
As of this writing, Dr. Thiênna holds two Guinness World Records: 1) Most Sumo Squats in One Hour (5,135 squats), and 2) Longest Samson's Chair (static wall sit for 11 hours, 51 minutes, and 14 seconds). These feats are listed in The Guinness Book of World Records 2009, Believe the Unbelievable (Bartleby Press, 2009), and Pure Grit by Paddy Doyle (AuthorHouse 2009). Dr. Thiênna is confidently preparing to attempt another Guinness World Record, this one for the greatest weight dead-lifted in one hour. In training, she already has exceeded the current Guinness record of 69,445 pounds lifted in one hour. Dr. Thiênna has been featured in Exceptional People Magazine, AsianWeek, Dermatology Times, and other publications, as well as in a number of television and radio interviews.