Episode 91 covers the basics of autoimmune disease with special guest Dr. Alexis Barbut. Dr. Alexis is a double board-certified rheumatologist with a clinical focus on reproductive rheumatology, women’s health, and autoimmune disease. We talked about the causes, risk factors, diagnosis, and treatment options of autoimmune disease in general. We also touch on some of the more common ones, like multiple sclerosis, lupus, Hashimoto’s thyroiditis, and Sjogren’s disease. You can find Dr. Alexis on In...
May 11, 2026•36 min•Ep. 91
Episode 90 covers the third leading cause of death in the world: stroke. Stroke goes hand-in-hand with cerebrovascular disease and aneurysm, so I put it all together in this episode. We talk about what a stroke is, the different kinds, the risk factors, how they happen, diagnosis, treatment, and more. This episode is essential for any practicing or aspiring healthcare professional. Tell your professors about A&P Digital Suite where they can assign up to 175 of my tutor videos as well as indu...
May 04, 2026•57 min•Ep. 90
Episode 89 covers two of the most common neurological diseases of aging, Alzheimer and Parkinson disease. I know it sounds odd without the possessive, but that's the standard when it's written. These diseases are often reduced to "dementia" and "tremors," but there is so much more to their mechanisms, signs, symptoms, findings, treatments, and prognoses. We discuss the anatomical background needed to understand these diseases and their clinical significance. Tell your professors about A&P Di...
Apr 22, 2026•36 min•Ep. 89
For this episode, I am joined by Dr. Anusha Viswanathan, MD, pediatric infectious disease specialist. Dr. Viswanathan and I discuss bacteria, viruses, signs & symptoms, fevers, antibiotics, antibiotic resistance, vaccines, vaccine hesitancy & denial, and Anusha’s own podcast with Diana Leygerman, “ Everyone Deserves Sunshine, ” which is about the HBO Max show, Heated Rivalry . Outbreaks of diseases that have been under control for decades are popping up all over the United States because...
Mar 30, 2026•1 hr 5 min•Ep. 88
Episode 87 is all about the 3rd most common cause of death in the United States: Chronic Obstructive Pulmonary Disease. Joining me to discuss this extremely important clinical topic is Philadelphia-area interventional pulmonologist Dr. Nina Maouelainin . Dr. Nina is the founder of Lung Health Services and the Women in Interventional Pulmonology organization. We discussed what COPD is, the causes, risk factors, diagnosis, treatments, and prognosis. It is the perfect clinical application of the re...
Mar 23, 2026•53 min•Ep. 87
This is ANOTHER bonus mid-week episode at the request of a listener! Mykenzie from Minnesota asked for an episode on joints, and that is what you’re all going to get. In fact, you’re getting TWO episodes on joints because it’s just too much information for one! Joints (Part 2) focuses on synovial joints. I discuss the angular movements that take place at joints and the most clinically significant synovial joints in the human body, including their structure, function, and the common injuries that...
Mar 19, 2026•52 min•Ep. 86
This episode is all about the disease of obesity, its related illnesses, and treatments, such as GLP-1 agonists, like Ozempic, Wegovy, Zepbound, and Monjaro. My guest, Dr. Angela Fitch, M.D . is an obesity medicine specialist who is the co-founder and chief medical officer of knownwell , a medical clinic that specializes in judgement-free, evidence-based weight management and weight-inclusive primary care. You can follow knownwell health on Instagram and YouTube for more information. Tell your p...
Mar 16, 2026•55 min•Ep. 85
This is a bonus mid-week episode at the request of a listener! Mykenzie from Minnesota asked for an episode on joints, and that is what you’re all going to get. In fact, you’re getting TWO episodes on joints because it’s just too much information for one! Joints (Part 1) covers the basics of arthrology, basic anatomy, classes of joints, lever systems, and range of motion. Thanks, Mykenzie, for reaching out! Tell your professors about A&P Digital Suite where they can assign up to 175 of my tu...
Mar 12, 2026•46 min•Ep. 84
This episode asks the important and broad question, “What is Cancer?” To answer it, I spoke with Dr. Christy Kestner, PhD. Dr. Kestner has a PhD in Neuroscience, with a focus on immunology and oncology. We discuss the cellular basis of cancer, signs & symptoms, types, risk factors, causes, treatments, and more. Basically, the nuts and bolts of cancer. You can find Dr. Kestner on Instagram , Substack , TikTok , Medium , YouTube and LinkedIn . Tell your professors about A&P Digital Suite w...
Mar 09, 2026•47 min•Ep. 83
This episode covers one of the most common diseases in the world, diabetes mellitus. Most people know someone with diabetes, whether it’s type 1 or type 2. We discuss exactly what diabetes mellitus is, the difference between type 1 & 2, the causes, risk factors, signs & symptoms, lab findings, exam findings, complications, treatments, prognoses, and more. It is the 7th leading cause of death in the US and 8th in the world, costing over $1 trillion per year in healthcare costs. Tell your ...
Mar 02, 2026•43 min•Ep. 82
This episode covers the number 1 cause of death in the history of the human race, coronary artery disease, the most common form of heart disease. It’s also known as ischemic heart disease. It is still the leading cause of death in the world. Listen in to find out exactly what it is. Among other things, we discuss its causes, risk factors, signs, symptoms, exam findings, lab findings, treatments, and prognoses. Just about everyone knows someone with coronary artery disease and just about all of u...
Feb 23, 2026•44 min•Ep. 81
This is a REBOOT of episode 5. I have added more pertinent content that you are probably going to need in A&P. This reboot is an in-depth look at the cytoplasm of a human cell. We discuss organelles, inclusions, cytosol, the cytoskeleton, glycolysis, anaerobic fermentation, aerobic respiration, and a little bit about the nucleus. You can check out my Instagram and Youtube for more A&P content to help you understand the human the body and maybe even get your B or better in A&P...
Feb 19, 2026•50 min
Anatomy & Physiology: Bit by Bit is shifting gears! Now that most of the content covered in a typical A&P course has been covered, it's time to move toward CLINICAL APPLICATION. Each episode will now focus on specific diseases, conditions, and injuries. Being able to apply the concepts in A&P to clinical scenarios is the best way to show mastery! The first clinical episode will drop on February 23rd and cover the most common cause of mortality in the world: Ischemic Heart Disease. Jo...
Feb 16, 2026•2 min
This episode is a reboot of episode 4, in which I discuss the important topic of membrane transport. I re-recorded it for better quality and added a lot more pertinent content. Listen to review how water, solutes, ions, metabolic waste, and other materials enter and exit the cell across its plasma membrane. Diffusion and osmosis, passive and active transport, you name it. This is one of the most important concepts in cellular physiology. Tell your professors about A&P Digital Suite where the...
Feb 12, 2026•50 min
This episode introduces the cell and discusses the plasma membrane in detail. This includes the phospholipid bilayer, cholesterol, and membrane proteins. Since it was first released in 2019, I have added some content and improved the audio quality. Check it out for a much-needed review! Tell your professors about A&P Digital Suite where they can assign up to 175 of my tutor videos as well as industry-leading A&P lab simulations. Check out my Instagram account and YouTube channel ...
Jan 14, 2026•34 min
This Bonus Holiday Episode is all about how your body reacts and adjusts to all the happenings of a typical Christmas Day, for those who observe. It may also apply to Hanukkah, American Thanksgiving, or any other gathering of friends and family around a dinner table. I hope you enjoy this fun take on the holidays and how they relate to anatomy & physiology. Happy Holidays to all, and I wish you all a wonderful New Year! Tell your professors about A&P Digital Suite where they can assign u...
Dec 22, 2025•25 min
This BONUS episode is a beefed-up version of my original Episode #2. I have tightened up the quality of the recording and added more content. Episode 2 now covers the 6 essential characteristics of living things and the principles of homeostasis. Homeostasis is the way our bodies maintain a consistent internal environment despite living in an inconsistent external environment. Negative and positive feedback systems are explained and discussed, with many clinical examples provided. Tell your prof...
Dec 17, 2025•41 min
This BONUS Episode is a reboot of Episode 1 from back in 2019. I have re-recorded some of it for better audio quality and added more content than existed in the originally aired episode. The basis for Human Anatomy & Physiology is how the body is organized and the anatomical terminology we use to discuss it. I recommend listening to this episode and then going all the way back to Episode 2 and advancing from there. Tell your professors about A&P Digital Suite where they can assign up to ...
Dec 09, 2025•40 min
The goal of episode 80 is to explain the process of evolution and natural selection through the lens of the scientific method. If you’re not sure exactly what evolution is or how it works, this episode is for you. If you are doubtful of the existence of evolution, this episode is also for you! Tell your professors about A&P Digital Suite where they can assign up to 165 of my tutor videos as well as industry-leading A&P lab simulations. Check out my Instagram account and Youtube c...
Nov 26, 2025•58 min•Ep. 80
Episode 79 covers Genetics and Heredity for A&P. This is an accessible discussion of genetics for anyone interested in a general overview of genes and heredity. Almost every A&P text will cover some level of genetics, which is essential for understanding the basis of many diseases. I discuss chromosomes, dominance, co-dominance, incomplete dominance, epigenetics, and more. I also recommend one of my favorite podcasts, SmartyPants Wonders. A perfectly succinct show about animals that is t...
Nov 18, 2025•43 min•Ep. 79
This episode covers the physiology of exercise. What happens to our body when we are exercising and what happens after? How do different kinds of exercise change our response? Who should do what? Why is it good for us? All these questions are answered. I also speak with personal trainer April Hattori of yes2next . Yes2Next is a very popular YouTube channel with hundreds of exercise instruction videos for people of all ages. April is also on Instagram , TikTok , has a blog , and a podcast . I hig...
Oct 17, 2025•52 min•Ep. 78
Episode 77 is the second half of my coverage of aging and senescence. We talk about the effect of aging on the immune, respiratory, urinary, digestive, and reproductive systems. I also answer a listener question about anti-aging and what we can do to prevent senescence. Tell your professors about A&P Digital Suite where they can assign up to 165 of my tutor videos as well as industry-leading A&P lab simulations. Check out my Instagram account and Youtube channel with more A&P...
Oct 03, 2025•27 min•Ep. 77
Episode 76 is Part 1 of Aging and Senescence. We discuss what happens to our body systems, one at a time, during the aging process. We cover osteoporosis, vision loss, skin changes, muscle atrophy, the slowing of nerve conduction velocity, and the dampening of our senses. Make sure you tell your professors about A&P Digital Suite where they can assign up to 165 of my tutor videos as well as industry-leading A&P lab simulations. Check out my Instagram account and Youtube channel w...
Sep 25, 2025•31 min•Ep. 76
Episode 75 covers the most common complications in pregnancy as well as the neonatal period for a newborn. I discuss gestational diabetes, preeclampsia, C-sections, the neonate’s adjustments to the outside world, and common challenges and birth defects. I also talk with Dr. Julia Helstrom of Bucks County Center for Integrative Medicine . Dr. Helstrom provides a clear explanation of what integrative and functional medicine are, as well as the differences between a D.O. and an M.D. To learn more a...
Sep 19, 2025•1 hr 2 min•Ep. 75
Episode 74 covers the changes to an expectant birth-mother’s body during pregnancy and the process of childbirth. I also talked with Michelle Shaw, president of life-sized learning and inventor of anatomical cheatsheets, a very cool product that is helping students around the world learn and retain anatomy. You can find and check out anatomical cheatsheets at lifesizedlearning.com and on their I nstagram account. Tell your professors about A&P Digital Suite , where they can assign up to 165 ...
Sep 12, 2025•47 min•Ep. 74
Episode 73 continues embryology with organogenesis and fetal development. I also share my conversation with neuroscientist Dr. Christy Kestner, PhD. We talk about neuroscience, immunity, vaccines, cancer, and her new Instagram series about neuroscience. You can find Dr. Kestner on Substack , TikTok , Medium , and LinkedIn . We also talked about promising new research about a pancreatic cancer vaccine ! Tell your professors about A&P Digital Suite where they can assign up to 165 of my tutor v...
Sep 04, 2025•1 hr 3 min•Ep. 73
Episode 72 begins our discussion of human development with fertilization and embryogenesis. It also includes my conversation with award-winning, best-selling author Sam Kean . Sam is a world renowned science writer of The Disappearing Spoon and The Violinist’s Thumb , among others. His exciting new book is Dinner with King Tut , in which he ushers us into the world of experimental archaeology, allowing peopel to experience life with ancient cultures. His podcast , The Disappearing Spoon, is a se...
Aug 28, 2025•54 min•Ep. 72
Episode 71 covers the formation egg cells, the sexual cycle of biological females (ovarian cycle & menstrual cycle), and how birth control pills work. I also welcome Dr. Ana Paula Benaduce of Florida International University in Miami, FL. You may know her as @wittyanatomy_. She is a rockstar in the anatomy classroom as well as on Instagram , YouTube , and TikTok . She has an online course for anatomy that will be available on August 27, 2025. Dr. Benaduce also published papers on turning off...
Aug 21, 2025•58 min•Ep. 71
Episode 70 begins our discussion of the female reproductive system. We cover gross anatomy, histology, puberty, and menopause. We also discuss cervical cancer and hormone replacement therapy. Tell your professors about A&P Digital Suite where they can assign up to 165 of my tutor videos as well as industry-leading A&P lab simulations. Check out my Instagram account and Youtube channel with more A&P content to help you understand the human body and maybe even get your B or bet...
Aug 15, 2025•38 min•Ep. 70
Episode 69 covers the anatomy and physiology of the biological male’s reproductive system. Internal and external anatomy, spermatogenesis, puberty, hormone regulation, etc. Combined with Episode 68, this is most, if not all, you’ll need to know for about biological males. I highly recommend listening to Episode 68 first to review meiosis before this one. Tell your professors about A&P Digital Suite where they can assign up to 165 of my tutor videos as well as industry-leading A&P lab sim...
Aug 07, 2025•32 min•Ep. 69
