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Doctor and Educator

Dr Karan Rajan MRCS MBBS BSc

Dr Karan Rangarajan (MBBS Medicine 2014) – widely known as Dr Karan Rajan, is an NHS Surgeon, educator, and storyteller.

Dr Rajan leverages the power of social media to teach, fascinate, and entertain others using his medical knowledge - as demonstrated by his current four million followers on video-sharing platform, TikTok. He is also a lecturer at the University of Sunderland.

Articles featuring  

Dr Karan Rajan MRCS MBBS BSc

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Articles featuring  

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FACT CHECK
Opinion
Nutrition

Yes, We Have Long-Term Data on Diets—Here’s the Proof You Need To Know

Scientists have been tracking these dietary patterns for decades.
FACT CHECK
Opinion
Nutrition

Steven Bartlett’s Podcast and the Spread of Health Misinformation: A Doctor’s Response

Dr Gemma Newman is a medical doctor, lifestyle medicine advocate, author and public health expert.
FACT CHECK
Opinion
Nutrition

Plants are good for you, so why do wellness influencers call them toxic?

This fact check examines whether scientific evidence supports the claim that oxalate-rich foods should be avoided.
FACT CHECK
Opinion
Nutrition

No, Fibre Isn’t Useless – Why Dr Ede's Comments on DOAC Are Wrong

Dr. Georgia Ede claims fibre is unnecessary—but the science says otherwise. We debunk the myths and reveal why fibre is essential for your health.
FACT CHECK
Opinion
Nutrition

Yes, We Have Long-Term Data on Diets—Here’s the Proof You Need To Know

Scientists have been tracking these dietary patterns for decades.
FACT CHECK
Opinion
Nutrition

Steven Bartlett’s Podcast and the Spread of Health Misinformation: A Doctor’s Response

Dr Gemma Newman is a medical doctor, lifestyle medicine advocate, author and public health expert.
FACT CHECK
Opinion
Nutrition

Plants are good for you, so why do wellness influencers call them toxic?

This fact check examines whether scientific evidence supports the claim that oxalate-rich foods should be avoided.
FACT CHECK
Opinion
Nutrition

No, Fibre Isn’t Useless – Why Dr Ede's Comments on DOAC Are Wrong

Dr. Georgia Ede claims fibre is unnecessary—but the science says otherwise. We debunk the myths and reveal why fibre is essential for your health.
FACT CHECK
Opinion
Nutrition

Yes, We Have Long-Term Data on Diets—Here’s the Proof You Need To Know

Scientists have been tracking these dietary patterns for decades.
FACT CHECK
Opinion
Nutrition

Steven Bartlett’s Podcast and the Spread of Health Misinformation: A Doctor’s Response

Dr Gemma Newman is a medical doctor, lifestyle medicine advocate, author and public health expert.
FACT CHECK
Opinion
Nutrition

Plants are good for you, so why do wellness influencers call them toxic?

This fact check examines whether scientific evidence supports the claim that oxalate-rich foods should be avoided.
FACT CHECK
Opinion
Nutrition

No, Fibre Isn’t Useless – Why Dr Ede's Comments on DOAC Are Wrong

Dr. Georgia Ede claims fibre is unnecessary—but the science says otherwise. We debunk the myths and reveal why fibre is essential for your health.
FACT CHECK
Opinion
Nutrition

Yes, We Have Long-Term Data on Diets—Here’s the Proof You Need To Know

Scientists have been tracking these dietary patterns for decades.
FACT CHECK
Opinion
Nutrition

Steven Bartlett’s Podcast and the Spread of Health Misinformation: A Doctor’s Response

Dr Gemma Newman is a medical doctor, lifestyle medicine advocate, author and public health expert.
FACT CHECK
Opinion
Nutrition

Plants are good for you, so why do wellness influencers call them toxic?

This fact check examines whether scientific evidence supports the claim that oxalate-rich foods should be avoided.
FACT CHECK
Opinion
Nutrition

No, Fibre Isn’t Useless – Why Dr Ede's Comments on DOAC Are Wrong

Dr. Georgia Ede claims fibre is unnecessary—but the science says otherwise. We debunk the myths and reveal why fibre is essential for your health.