The Main Category of niche Videos in this channel Doctor Karthikeyan are 1. Medical Videos and Medical Tips to General Population in Tamil (மருத்துவம்) 2. Educational Videos in Tamil (படிப்பு) 3. Awareness Videos regarding recent trends in Medicine in Tamil (விழிப்புணர்வு) 4. Tips to Parents in Tamil Thank you Dr Karthikeyan Kulothungan MBBS MD MBA PGDFM(CMC Vellore) 🔴 SUBSCRIBE OUR CHANNEL: https://www.youtube.com/channel/UCYWx_8bMtbr9I4iGH3yQmAA Follow us on: Facebook: https://www.facebook.com/DoctorKarthikeyanYT/?ref=pages_you_manage Twitter: https://twitter.com/Karthik32536987 Instagram: https://www.instagram.com/karthikeyankulothungan/ Snapchat:https://www.snapchat.com/add/karthikeyankulo?share_id=6nnxwem_65g&locale=en-GB Linkedin: https://www.linkedin.com/in/karthikeyankulothungan/