Healia

Voice-powered AI health consultant that listens, understands, and guides you.

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🌿 Healia — ELIZA Reimagined for Modern Healthcare

“From the first chatbot therapist to a voice-powered health companion.”

🌟 Inspiration

In 1966, ELIZA, the first chatbot, sparked imaginations by simulating conversation with a therapist. Though primitive, ELIZA pioneered the idea of machines interacting with humans through natural language.

We built Healia to carry that legacy forward — using AI, speech recognition, and real-time web integration to turn your spoken symptoms into actionable health advice. Where ELIZA could only mirror your words, Healia listens, understands, and helps.

💡 What It Does

Healia is a modern, voice-first healthcare chatbot that:

  • 🎤 Accepts voice-based symptom input
  • 🧠 Analyzes speech using AI reasoning and semantic understanding
  • ⚕️ Delivers health guidance and suggested next steps
  • 🌐 Integrates real-time medical info from the web
  • 🔊 Coming soon: Gives voice replies for full two-way conversation

⚙️ Built With

We brought ELIZA into the modern age using powerful tools and frameworks:

  • React.js – Frontend UI framework
  • FastAPI – Lightweight Python backend
  • AssemblyAI – Speech-to-text API for voice input
  • LangChain – AI chain orchestration
  • Gemini AI – Conversational reasoning and response generation
  • FAISS – Vector search for semantic similarity in symptoms
  • Travily API – Real-time medical info retrieval
  • Vercel – Frontend hosting
  • Render – Backend deployment

⚡ Challenges We Faced

  • 🧩 Integrating multiple services: voice input, AI, and search
  • 💊 Ensuring medical advice is safe, relevant, and understandable
  • 🔄 Smoothing out latency between pipeline stages
  • 🛡️ Handling privacy concerns around voice input and symptom tracking

🏆 Accomplishments We’re Proud Of

  • ✅ Built an end-to-end pipeline from voice input to diagnosis suggestions
  • ✅ Seamless integration of AssemblyAI, LangChain, Gemini, FAISS, and Travily
  • ✅ Fully working demo with a clean and accessible React interface
  • ✅ Delivered a modern ELIZA that’s actually useful for everyday health concerns

📚 What We Learned

  • How to bridge AI and UX with natural, voice-based interfaces
  • How to embed reasoning pipelines inside real-time chat experiences
  • Best practices in semantic vector search and health-specific language modeling
  • The power of combining classic chatbot ideas with modern AI APIs

🔮 What’s Next for Healia

  • 🔊 Voice response integration with ElevenLabs or Edge TTS
  • 🧠 Memory support for multi-turn conversations
  • 🌍 Multi-language symptom handling and translation
  • 🔄 User feedback loop to improve AI suggestions
  • 🔐 End-to-end encryption and stronger data privacy for voice input

🧪 Try Healia Now

Run sample scenarios or speak freely — Healia will:

  • 🔎 Analyze symptoms
  • 📋 Suggest conditions and treatments
  • ⚠️ Warn when to seek professional help

All in real-time, through a voice-first, ELIZA-inspired interface.

Team Info

Kahon Binte Zaman
Role: Frontend Developer, UI/UX Designer
Email: [email protected]

Mynuddin Chisty
Role: Backend Developer, AI Integration
Email: [email protected]

⚠️ Warn when to seek professional help

All in real-time, through a voice-first, ELIZA-inspired interface.

📄 Final Thought

ELIZA walked, so Healia could talk.

With Healia, we're reviving the soul of the first chatbot — and giving it modern tools to genuinely help. It’s healthcare through conversation, redesigned for today’s tech and tomorrow’s needs.

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