News Flashes – Follow Ben on Twitter for more… Want more morning alertness? Here's what the research says: How people wake up is associated with the previous night’s sleep together with physical activity and food intake...11:26 When it comes to exercise intensity, you constantly hear that (a) HIIT lowers the risk of mortality more than moderate-intensity continuous exercise, (b) HIIT doubles endurance performance after only 15 min of training over 2 weeks, (c) 1 min of HIIT is equivalent to 45 min of moderate-intensity continuous exercise, and (d) HIIT is more pleasant and enjoyable than moderate-intensity continuous exercise. But the evidence for these claims appears questionable...20:29 More here, here, and here. Some say vegan diets decrease fertility and negatively affect sperm but it's the QUALITY of the plants/plant preparation that is most important here (less of an issue with a well-comprised healthy and clean plant-based diet): The Relationship between Plant-Based Diet Index and Semen Parameters of Men with Infertility: A Cross-Sectional Study...34:51 This case report suggests that most of the top 100 best-selling nutrition books in Canada are written by authors with financial incentives, half of whom also lack academic training or clinical experience in nutrition. One-third of the books also did not cite any scientific evidence: Many authors of publicly available top-selling nutrition books in Canada are without clinical nutrition credentials, do not cite evidence, and promote their own services or products (FYI, my book Boundless has over 700 scientific references)...39:37 Cigarette smoking: an underused tool in high-performance endurance training (illustrates the problem with research, and worth a look): Holiday reading: Cigarette smoking: an underused tool in high-performance endurance training...47:25 Full Show Notes: https://bengreenfieldlife.com/453 Episode sponsors: Lucy Gum: If you are looking for a cleaner and tastier alternative to other nicotine products, Lucy is for you. To save 20% on any order, head over to lucy.co use discount code BEN20. JoyMode: Want to spice things up in the bedroom and boost your sexual performance? And do it naturally without nasty prescription drugs? We have a special offer for the Ben Greenfield audience. Go to usejoymode.com/GREENFIELD or enter GREENFIELD at checkout for 20% off your first order.  BON CHARGE: Holistic wellness brand with a wide range of products that naturally address the issues of our modern way of life. They can help you sleep better, perform better, recover faster, balance hormones, reduce inflammation, and so much more.  Go to boncharge.com/GREENFIELD and use coupon code GREENFIELD to save 15%. Inside Tracker: InsideTracker provides you with a personalized plan to build endurance, boost energy, and optimize your health for the long haul. Get 20% off the entire InsideTracker store when you go to insidetracker.com/ben. Kion Aminos: Aminos are building blocks for muscle recovery, reduced cravings, better cognition, immunity, and more. Go to getkion.com/ben to receive 20% off on monthly deliveries and 10% on one-time purchases. BGL Careers: Check out our open positions at BenGreenfieldLife.com/Careers.