Dr Husain Farooq

Medical doctor and biochemistry educator · Medical reviewer, Everyday Toolnest

Dr Husain Farooq is a medical doctor who teaches biochemistry at a medical college and works in clinical pathology laboratory practice. He reviews the health and medical calculators on Everyday Toolnest for clinical accuracy, checking each formula, reference range and safety note against current guidelines.

What the review covers

• Each formula is checked against its original published source.
• Units and conversion factors are verified, including mg/dL and SI units.
• Reference ranges and categories are matched to current guidelines from bodies such as the WHO, NICE, ADA, AHA, KDIGO and ACOG.
• Every page carries clear safety advice on when to see a doctor, and states that results are estimates, not a diagnosis.

Calculators reviewed

• BMI Calculator
• EDD Calculator (Due Date)
• Calorie Calculator
• Ovulation Calculator
• Blood Pressure Checker
• eGFR Calculator
• HbA1c Calculator
• Blood Sugar Converter
• Lab Unit Converter
• Body Fat Calculator
• Safe Period Calculator

Report a correction

If you think a medical page is wrong or out of date, email hello@everydaytoolnest.com and it will be checked.