Get the Ultrahuman Ring Buy Now

Ashima Raizada

Ashima Raizada is a fitness enthusiast and yoga therapist who helps people reverse lifestyle diseases by making simple lifestyle changes. She’s a voracious reader, a freelance writer, an avid traveller and an occasional bathroom singer.

16 articles

Wearable Tech 3 min read

Why you should delay your first coffee by 90 minutes

Discover why delaying your morning coffee by 90 minutes can boost focus, energy, and sleep — backed by neuroscience and circadian rhythm research.

Jul 19, 2026
Sleep 7 min read

How caffeine affects your sleep – and when you should stop drinking it

Discover how caffeine affects your sleep, from latency to REM disruption—plus science-backed tips for timing your intake without sacrificing rest.

Jul 11, 2025
Sleep 7 min read

Caffeine and adenosine: The reason behind the coffee crash

How caffeine affects adenosine signaling, sleep, and energy. Learn why crashes happen and how to reset your tolerance for better cognitive performance

Jun 20, 2025
Sleep 6 min read

Skin temperature: What's normal and how it fluctuates

We explore skin temperature, what's normal, and how it naturally fluctuates during sleep, the menstrual cycle and with training or illness

Apr 30, 2025
Women’s Health 6 min read

The four phases of the menstrual cycle: How you might feel

We explore how the four stages of the menstrual cycle and how understanding them can help you master fertility, energy levels, and mood.

Mar 20, 2025
Biohacking 12 min read

Ultrahuman Ring AIR: Dynamic Recovery

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 …

Oct 05, 2023
Exercise 16 min read

14 Benefits Of Good Posture And How To Fix Bad Posture

Good posture does more than look confident. Explore 14 benefits of proper posture and practical tips to fix bad posture and ease everyday aches and …

Oct 14, 2022
Exercise 11 min read

Why Do Stronger Ankles Equal A Healthier Body?

Discover why stronger ankles mean a healthier body, how this weight-bearing base supports movement, and why strengthening it helps prevent injuries.

Oct 14, 2022
Metabolic Health 7 min read

How Are Your Joints And Metabolic Health Connected?

A lot of us experience joint stiffness as early as in our 20s. In our 20s and even 30s, it is not something we think much about.

Oct 14, 2022
Wearable Tech 7 min read

Can Wearable Tech Help Reduce Stress?

Stress is your body's natural response to threats. Discover how wearable tech can help you track, understand, and reduce stress for better wellbeing.

Oct 14, 2022
Metabolic Health 10 min read

The Metabolic Health crisis

Metabolic health is far more than weight or BMI. Learn how food, genes, microbiome, sleep and exercise shape it, and why a metabolic health crisis is …

Aug 11, 2022
Mental Health 9 min read

Can Poor Posture Affect Your Mental Health?

Good posture improves confidence, reduces stress, reduces anxiety and depression, improves mood and energy levels, and increases resilience.

Aug 03, 2022
Wearable Tech 9 min read

How Can Wearable Tech Optimise Your Rest And Recovery?

All of these devices have one ultimate aim—to enhance performance by tracking different parameters such as sleep, energy, heart rate and activity …

Jul 05, 2022
Biohacking 11 min read

Food Logging: Hacking Nutrition with the Cyborg

Discover how food logging with a continuous glucose monitor reveals how meals affect your blood sugar, helping you build personalised, healthier …

Mar 14, 2022
Metabolic Health 7 min read

How is your metabolic score calculated and what does it mean?

Learn what your metabolic score means, how it’s calculated, and the lifestyle changes that can help you improve it through better glucose control

Feb 25, 2022
Energy Management 7 min read

How Alcohol Affects Your Blood Glucose Levels

Learn how alcohol affects your blood glucose, why it spikes then drops blood sugar risking hypoglycemia, and the myths around calories and insulin …

Sep 20, 2021