Blog
Step-by-step guides for every Browser Tools tool, plus diet, health, money and productivity how-tos.
JPG vs PNG vs WebP: Which Image Format Should You Use?
A plain comparison of JPG, PNG, WebP, AVIF and HEIC: quality, file size, transparency and compatibility, with the best choice for every common job.
· 2 min read
Kidney Disease Diet: Protein, Salt and Potassium Guide
A kidney disease (CKD stage 3–5, not on dialysis) diet guide: protein and salt limits, when potassium and phosphorus matter, desi meals and a sample day.
· 4 min read
Kidney Function Test Explained: Creatinine, eGFR and Urea
What creatinine, eGFR, urea, BUN, uric acid and electrolytes on a kidney function test mean, with typical ranges, CKD stages and when to see a doctor.
· 3 min read
Lipid Profile Results Explained: LDL, HDL, Triglycerides
What your cholesterol test means: total cholesterol, LDL, HDL, triglycerides and non-HDL, with desirable ranges in mg/dL and mmol/L and next steps.
· 3 min read
Liver Function Test Results Explained: ALT, AST, Bilirubin
Understand your liver function test (LFT): ALT (SGPT), AST (SGOT), ALP, GGT, bilirubin and albumin, typical ranges, and what raised results can mean.
· 3 min read
Low-FODMAP Diet for IBS: A Beginner's Guide
A beginner's guide to the low-FODMAP diet for IBS: the 3 phases, high and low FODMAP foods, desi and Western swaps, a sample day, and how to reintroduce foods.
· 3 min read
PCOS Diet Plan: Foods to Eat for Hormones and Weight
A practical PCOS diet plan: lower-GI carbs, protein at each meal, foods to eat and limit, desi and Western meals, a sample day, and realistic weight-loss goals.
· 3 min read
Profit Margin vs Markup: The Difference, With Examples
Margin and markup are not the same. See the formulas, a conversion table and worked examples, and learn how to price for a target margin without losing money.
· 3 min read
Text to Speech Guide: Natural AI Voices and Free MP3s
How to turn text into natural-sounding speech and download it as an MP3: choosing a voice, writing text that sounds good aloud, limits and privacy.
· 3 min read
The Pomodoro Technique: How to Study Better in 25 Minutes
How the Pomodoro Technique works, why 25/5 blocks help you focus, which variations suit deep work, and how lo-fi or white noise can help you study longer.
· 3 min read
Thyroid Diet for Hypothyroidism: Foods and Timing
A practical hypothyroidism diet: what to eat, iodine and selenium facts, when to take levothyroxine around food, soy and cabbage myths, and a sample day.
· 3 min read
Thyroid Test Results Explained: TSH, Free T4 and T3
Understand your thyroid test: what TSH, free T4, T3 and anti-TPO show, typical ranges, and what high or low TSH can mean for an under- or overactive thyroid.
· 3 min read
Title Case vs Sentence Case: Which to Use and When
The difference between Title Case and Sentence case, the capitalization rules, when to use each for headings and titles, plus camelCase and snake_case for code.
· 2 min read
Vitamin D Levels Explained: Deficiency, Normal and High
What your 25-OH vitamin D result means in ng/mL and nmol/L, the deficient, insufficient and sufficient ranges, causes of low levels, and safe next steps.
· 3 min read
Waist-to-Hip Ratio: What It Means and Healthy Ranges
Learn how to measure your waist-to-hip ratio, the WHO thresholds of 0.90 for men and 0.85 for women, and why belly fat matters more than weight alone.
· 3 min read
What Do I Need on My Final Exam? Formula and Examples
Find the score you need on your final exam to reach your target grade, using your current grade and the final's weight. Formula, worked examples and tips.
· 2 min read
What Is 8D Audio and How Do You Make It?
8D audio explained: how the moving left-right effect works, why you need headphones, and the rotation, width and reverb settings that sound smooth.
· 3 min read
What Is a Healthy BMI? Chart, Formula and Examples
Learn what BMI means, the healthy range of 18.5 to 24.9, how to calculate it in kg or pounds, and when BMI can be misleading. With worked examples.
· 3 min read
What Is an AVIF File and How to Convert It to JPG
AVIF is the new, tiny image format many sites and phones now use. Learn what it is, which apps open it, and how to convert AVIF to JPG or PNG for free.
· 3 min read
What Is My Ideal Weight for My Height? 4 Formulas Compared
Find your ideal weight by height with the Devine, Robinson, Miller and Hamwi formulas and the healthy BMI range. Worked examples for men and women in kg and lb.
· 3 min read
YouTube Thumbnail Size Guide: 1280 × 720 Under 2 MB
The right YouTube thumbnail size, file limits and formats, plus channel banner and profile sizes, and how to fix 'thumbnail too large' errors fast.
· 3 min read