Brought to you by AG1 all-in-one nutritional supplement, LMNT electrolyte supplement, and Eight Sleep’s Pod Cover sleeping solution for dynamic cooling and heating.Resources from this episode: https://tim.blog/2023/08/04/dr-shirley-sahrmann/Shirley A. Sahrmann, PT, PhD, is Professor Emerita of Physical Therapy at Washington University School of Medicine in St. Louis, Missouri. She received her bachelor’s degree in physical therapy and her masters and doctorate degrees in neurobiology from Washington University, where she joined the physical therapy faculty and became the first director of their PhD program in movement science.Shirley became a Catherine Worthingham Fellow of the American Physical Therapy Association in 1986 and in 1998 was selected to receive the Mary McMillan Award, the Association’s highest honor. She is a recipient of the Association’s Marion Williams Research Award, the Lucy Blair Service Award, the Kendall Practice Award, and the Inaugural John H.P. Maley Lecturer Award.  She has also received Washington University's Distinguished Faculty Award, the Distinguished Alumni Award, the School of Medicine’s Inaugural Distinguished Clinician Award, and an honorary doctorate from the University of Indianapolis. She has also received the Bowling-Erhard Orthopedic Clinical Practice Award from the Orthopaedic Academy of the APTA. She has served on the APTA Board of Directors and as president of the Missouri Chapter.Her first book, Diagnosis and Treatment of Movement Impairment Syndromes, has been translated into seven languages. Her second book, Movement System Impairment Syndromes of the Cervical and Thoracic Spines and the Extremities, has been equally influential in promoting movement diagnoses.Please enjoy!*This episode is brought to you by LMNT! What is LMNT? It’s a delicious, sugar-free electrolyte drink mix. I’ve stocked up on boxes and boxes of this and usually use it 1–2 times per day. LMNT is formulated to help anyone with their electrolyte needs and perfectly suited to folks following a keto, low-carb, or Paleo diet. If you are on a low-carb diet or fasting, electrolytes play a key role in relieving hunger, cramps, headaches, tiredness, and dizziness.LMNT came up with a very special offer for you, my dear listeners. For a limited time, you can get a free LMNT Sample Pack with any purchase. This special offer is available here: DrinkLMNT.com/Tim.*This episode is also brought to you by AG1! I get asked all the time, “If you could use only one supplement, what would it be?” My answer is usually AG1, my all-in-one nutritional insurance. I recommended it in The 4-Hour Body in 2010 and did not get paid to do so. I do my best with nutrient-dense meals, of course, but AG1 further covers my bases with vitamins, minerals, and whole-food-sourced micronutrients that support gut health and the immune system. Right now, you’ll get a 1-year supply of Vitamin D free with your first subscription purchase—a vital nutrient for a strong immune system and strong bones. Visit DrinkAG1.com/Tim to claim this special offer today and receive your 1-year supply of Vitamin D (and 5 free AG1 travel packs) with your first subscription purchase! That’s up to a one-year supply of Vitamin D as added value when you try their delicious and comprehensive daily, foundational nutrition supplement that supports whole-body health.*This episode is brought to you by Eight Sleep! Eight Sleep’s Pod Cover is the easiest and fastest way to sleep at the perfect temperature. It pairs dynamic cooling and heating with biometric tracking to offer the most advanced (and user-friendly) solution on the market. Simply add the Pod Cover to your current mattress and start sleeping as cool as 55°F or as hot as 110°F. It also splits your bed in half, so your partner can choose a totally different temperature.Go to EightSleep.com/Tim and save $250 on the Eight Sleep Pod Cover. Eight Sleep currently ships within the USA, Canada, the UK, select countries in the EU, a