Try searching for: Metabolic health, Nutrition, Sports science etc.
What are the signs of ovulation? We break down cervical mucus, BBT, and the LH surge — and the most reliable ways to track your fertile window.
What is the follicular phase? We break down the first half of your cycle — how rising estrogen shapes energy and mood, and what the science says about …
Is stevia bad for you? We break down what the research says on safety, blood sugar, and the additives in "stevia" blends that actually matter
Heart rate zones explained simply. We break down Zones 1–5, how to calculate yours, and the truth about the fat-burning zone vs cardio.
What is perimenopause? We break down the symptoms (cycle changes come first, not hot flashes), when it starts, how long it lasts, and when to see a …
Does maltitol raise blood sugar or cause stomach upset? We break down its real effects, why its laxative reputation is overblown, and how it compares.
What's a good resting heart rate by age? We break down real Ring data from 500,000+ members — and why RHR barely changes with age.
Does sucralose raise blood sugar? We break down what the research shows about sucralose, from its effect on insulin and your gut to whether it's safe.
Still hungry after a full meal, day after day? We break down polyphagia — when excessive hunger signals insulin resistance or diabetes, and when to …
What's the difference between glucose, fructose, sucrose, and HFCS? Dr. Mukul Mittal walks you through each type of sugar and what each one does in …
What's a normal blood sugar by age? Dr. Mukul Mittal walks you through the chart — fasting, post-meal, A1C, and how targets change with life stage.
How to get more deep sleep? Dr. Mukul Mittal walks you through 9 evidence-backed tactics — what the research shows and what actually works.
What is erythritol — and is it safe? Dr. Mukul Mittal walks you through the glucose effect, calories, side effects, and what the research shows.
What are the early warning signs of preeclampsia? Dr. Mukul Mittal walks you through the symptoms, risk factors, and when to call your healthcare …
How many steps a day to lose weight? Dr. Mukul Mittal walks through the research, calorie math, and why diet drives most of the result.
What's a normal respiratory rate? Dr. Mukul Mittal walks through the ranges by age, what affects them, and when to see a clinician.
Dr. Mukul Mittal walks you through whether NAD+ supplements actually work and what the trials show on different types of NAD+ supplements
Dr. Mukul Mittal walks you through whether nightshade vegetables are inflammatory — what the evidence actually shows, plus what Ultrahuman's CGM data …
Dr. Mukul Mittal walks you through 9 evidence-backed remedies for period cramps — what each does, the evidence behind it, and when to see a clinician
Dr. Mukul Mittal walks you through PMDD treatment — the diagnosis criteria, SSRIs and hormonal options, lifestyle support, and when to seek immediate …
Dr. Mukul Mittal walks you through whether Diet Coke is bad for you - what aspartame does to blood glucose, the safety evidence and what Ultrahuman's …
Dr. Mukul Mittal walks you through 10 Cycle Flags from C&O Pro — hidden patterns your body could be sending across your cycle that reveal PCOS …
Dr. Mukul Mittal walks you through how to track ovulation with PCOS — the signals that actually work, why ovulation predictor kits often fail, and how …
Dr. Mukul Mittal walks you through how to balance hormones naturally — sleep, movement, nutrition, and stress as the four evidence-backed levers, plus …
Dr. Mukul Mittal walks you through carb cycling — what the evidence shows for endurance athletes, why it rarely helps general dieters, and what a CGM …
Dr. Mukul Mittal, Medical Director at Ultrahuman, walks you through how to look at the parasympathetic ("rest and digest") and sympathetic ("fight or …
We look at what the luteal phase actually feels like. Dr. Mukul Mittal, Medical Director at Ultrahuman, walks through symptoms, mood, sleep changes, …
What does your A1C number actually mean? Dr. Mukul Mittal, Medical Director at Ultrahuman, walks through the A1C-to-glucose conversion chart, where …
What's a typical sleeping heart rate by age? Ultrahuman analyzed 532,000 Ring AIR users across 78 million nights — and the result challenges a popular …
This article was medically reviewed by Kate Davies RN, BSc (Hons), FP Cert , Vice President Medical Women’s Health & Longevity at Ultrahuman . A …
Discover how palm cooling can enhance exercise performance, speed up recovery –backed by science and real-world studies.
We explain how the revamped Body Signal uses Trends, Milestones and Streaks to guide you to better health habits
The scientific evidence behind mouth taping, nasal breathing – and whether it really promotes a stronger jawline
Sleepmaxxing is a big TikTok trend – but are the techniques evidence backed, or social media hype? We find out
Your recovery is directly tied to your metabolism. If your body doesn’t get enough rest post-workout, it can also affect your HRV and other …
Berberine and metformin are known to be used widely of late in terms of their biohacking potential. They both have roots in nature. Metformin is …
The peripheral nervous system has a component in it called the ANS or autonomic nervous system. This system in our body is responsible for various …
Shaped like tiny batteries in our cells, mitochondria are just that: power producers. Their primary role is to break down carbohydrates and fatty …
Over a billion people in the world suffer from metabolic health disorders. Many more have early symptoms / precursors of a metabolic disorder.
How to increase HRV, boost readiness and prepare your body for peak performance
Understand your risk for diabetes with key blood tests like fasting glucose, insulin, HbA1c, and HOMA-IR. Learn what each marker means — and how early …
Curious what your heart health blood test results really mean? This guide breaks down 10 essential cardiovascular markers — from LDL and triglycerides …
A clear explainer of the key hormones tested in Ultrahuman’s Blood Vision panel — what each one does, why it matters, and how high or low levels can …
Quickly understand Complete Blood Count markers: WBC, RBC, hemoglobin, hematocrit, MCV, MCH, MCHC, RDW, platelets & MPV
Discover how caffeine affects your sleep, from latency to REM disruption—plus science-backed tips for timing your intake without sacrificing rest.
How caffeine affects adenosine signaling, sleep, and energy. Learn why crashes happen and how to reset your tolerance for better cognitive performance
We explain HRV, and the science behind this important wearables metric – and finally, what it says about your health.
Discover how the vagus nerve influences HRV, stress, and recovery — and how you can train it to improve parasympathetic tone and resilience.
Nayantara is a chef at the Circus Canteen, where the focus is on creating healthy meals that are nutritious but don’t compromise on flavour. The …
Vani Murthy is a Bengaluru-based homemaker and urban farmer. In an attempt to recycle the food waste generated daily in her kitchen
Joel Eric Pinto is a project manager who brings Keventers stores to life and brings the same problem-solving approach to nutrition and wellness.
Discover your chronotype — Bear, Wolf, Lion, or Dolphin — and learn how it shapes sleep, focus, diet, and health. Align your routine with your biology
How does caffeine affect your blood sugar? Learn how caffeine impacts insulin sensitivity, post-meal glucose levels, and long-term diabetes risk — …
Glucose swings can drive oxidative stress and inflammation. Learn why glucose variability matters and how to reduce it with simple daily habits
Modern life, lifestyle changes, certain foods and various conditions can lead to bloating, especially in women, which can cause discomfort. Bloating …
We have all felt that tingling sensation in our stomach launching us into a search mission. A primal switch in our body is turned on, leading us to …
Not only is training for and finishing a marathon a huge achievement, it’s also a great way to stay in shape and fulfil one’s fitness goals.
Living with unexplained, excruciating pain is physically and emotionally draining. Yet, one in 20 people globally, and four million people in the …
According to Nature.com, energy metabolism is the process by which cells acquire and use the energy needed to stay alive, to grow, and to reproduce. …
One usually hears of testosterone in the context of men doing things that are conventionally deemed “manly”. What many do not know is that …
Discover how glucose affects athletic performance and learn how to use CGM data to fine-tune your fueling before and after training or racing.
Learn how to use HRV data to guide your training, improve recovery, and optimise workout timing based on insights from Ultrahuman Ring AIR users.
We list common misconceptions about heart rate variability, and how to interpret the numbers
Each form of exercise comes with tremendous benefits and has distinct advantages. But the real question is – what works for you?
The Ring AIR now detects your activities automatically. You no longer need to worry about an activity not being logged and missing important training …
We’ve all been told to “sit up straight” or “walk tall” since we were children. Everyone, from our relatives to influencers on social media, talks …
The human body is a complex network of interconnected muscles, joints and ligaments. All these components need to work in cohesion for the body to …
Most athletes know that getting enough rest is essential for long-term recovery and performance. But many feel guilty about taking even a day off from …
Ultrahuman research suggests inconsistent sleep elevates heart rate and impacts recovery
If you see multiple spikes in your CGM data after eating – it could be biphasic curves. We explain what that means and what you need to know
We explain metabolic age, and how to calculate and compare your basal metabolic rate
Why sleeping for 28 minutes can make you smarter, stronger – and live longer
We explain why your circadian rhythm and sleep wake cycle is so important, and what affects your chronotype.
When it comes to health, we often jump straight into crafting a new workout routine or revamping our diet—a seemingly simple fix. Yet, the truth is, …
Part two of the series on motivation in sport moves past the preparation and dives into the challenges our specific team faced during the running of …
Low HRV is a warning light. Understand how to spot chronic stress early, and use sleep, breathwork, and training tweaks to recover.
UPDATED: Explore how neuro-sound and binaural beats may influence brainwave activity to support focus, relaxation, and sleep.
How the Ultrahuman Ring AIR estimates glymphatic clearance as a window into cognitive health
Do the people in your life inspire you to live your best life? You may have friendships or relationships that feel comfortable because they are …
When musician Julianna Raye came to Los Angeles to pursue a career in music, she didn’t know her life would take the turn that it did. Even though …
Ultrahuman partnered with Evoked Response to understand the science behind how different kinds of beats impact the human body. So, we created ‘brain …
During the day many of us are moving so fast - both mentally and physically. Our neurons are firing at an unbelievable speed with so much to do and so …
I was fueled with the same nervous anxiety that overwhelmed Brad a few hours before. Something about the dark removes the certainty of a body in space …
Ever taken a walk through nature and felt instantly better? That calm, tranquil feel, accompanied by the melodies of nature, such as the leaves softly …
Glutathione benefits are real — but most oral supplements aren't. Mukul Mittal, Medical Director at Ultrahuman, walks through the evidence-backed …
We explain how a low histamine diet works and the symptoms to look out for
How to create the healthiest Chipotle order – based on Ultrahuman glucose data
Updated: If you find yourself waking at 3AM regularly, it could be your metabolism. Here's what to watch out for
How menopause affects blood sugar, insulin resistance, and diabetes risk – plus evidence-based ways to manage glucose during and after menopause.
Learn how to monitor and optimize your blood glucose levels to improve energy, prevent spikes, and support long-term metabolic health.
Is Chick-fil-A healthy? Most online guides focus on calorie count alone, but Mukul Mittal, Medical Director at Ultrahuman, walks through every menu …
The Tech Co Performance Pillow uses Ring AIR insights to promote REM sleep, reduce wake time, and help athletes get higher-quality rest
How Team Cofidis uses Ultrahuman Ring AIR to maximize recovery during the Tour de France
Discover how and why pro athletes have unusually low resting heart rates, often as low as 30 bpm, thanks to powerful cardiovascular adaptations from …
Whether it was his performances at the Youth Olympics in 2010, the Bahrain International Challenge in 2011, or his outstanding contribution to …
A keto diet is generally defined as a high-fat, moderate-protein and very-low-carbohydrate diet, consisting of 75 per cent fat, 25 per cent protein …
The effects of stress and anxiety on athletes are of paramount concern to coaches and instructors as most sportspersons grapple with the issue on a …
Sleep hygiene is often considered the key to maintaining the body’s circadian rhythm. Yet, athletes often find sleep hard to come by, with them having …
Doping is the use of a prohibited substance (eg: a steroid/erythropoietin) or a prohibited method (eg: blood/gene doping) aimed at increasing athletic …
Mental imagery represents sensory states such as visual, auditory, olfactory, taste, and proprioceptive states (state of being connected to movement …
Learn why deep sleep matters, how much you need, and 5 science-backed ways to improve it — even as you age.
Caffeine Window got personal with effortless tagging, real-time body caffeine levels and adaptable cut-off times.
Beneath the surface of our seemingly automatic breathing lies an intriguing interplay with the autonomic nervous system (ANS), a key part of our …
Emotional eating is the habit of consuming food as a response to negative emotions. Also widely known as comfort eating and stress eating, it is …
Oxytocin, popularly known as the love hormone, cuddle hormone and attachment hormone, is what we release when we express affection for another person …
Stress is a physiological reaction that every individual has to deal with from time to time. According to medlineplus, stress is a feeling of …
We seek comfort when stressed; there's no denying that, and it's entirely in our nature to do so.
