First aid courses can help you learn how to recognize common emergencies, understand basic response principles, and communicate effectively with trained professionals. You can build skills in identifying signs of illness or injury, assessing situations safely, and applying general preparedness concepts. Many courses introduce frameworks, scenario-based learning, and tools that support building confidence in responding to unexpected events.

Whizlabs
Skills you'll gain: Amazon S3, Amazon Web Services, Cloud Storage, Data Storage, Data Storage Technologies, Amazon Elastic Compute Cloud, AWS Identity and Access Management (IAM), Cloud Security, Security Controls, File Management, Authorization (Computing), File Systems, Key Management, Encryption
★ 4.8 (13) · Intermediate · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, HTML and CSS, User Interface (UI), User Interface and User Experience (UI/UX) Design, Web Design, Figma (Design Software), Typography, Digital Design, Front-End Web Development, Web Design and Development, Graphic and Visual Design, Design Elements And Principles, Maintainability, Mockups, Web Content Accessibility Guidelines, Cascading Style Sheets (CSS), Web Development, Web Development Tools, Software Engineering
★ 4.5 (21) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Organizational Change, Change Management, Business Transformation, Organizational Development, Organizational Leadership, Leadership Studies, Organizational Strategy, Business Leadership, Strategic Leadership, Organizational Structure, Drive Engagement, Leadership Development, Cross-Functional Collaboration, Stakeholder Engagement, Employee Engagement, Driving engagement, Team Building, Industrial and Organizational Psychology, Lifelong Learning
★ 4.4 (21) · Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Model Context Protocol, Token Optimization, AI Workflows, Generative AI Agents, Agentic Workflows, AI Orchestration, Agentic systems, Tool Calling, Context Engineering, Artificial Intelligence and Machine Learning (AI/ML), AI Security, AI Enablement, Prompt Patterns, Prompt Engineering, ChatGPT, AI Personalization, AI Product Strategy, Anthropic Claude, Multimodal Prompts, Generative AI
★ 4.4 (11) · Beginner · Course · 1 - 3 Months

University of California, Davis
Skills you'll gain: Intellectual Property, Research, Trustworthiness, Rapport Building, Research Methodologies, Personal Development, Research Design, Research and Design, Honesty, Curiosity, Science and Research, Personal Integrity, Professional Development, Communication Strategies, Peer Review, Problem Solving, Psychosocial Assessments, Persistence, Persuasive Communication, Ethical Standards And Conduct
★ 4.9 (10) · Beginner · Specialization · 3 - 6 Months

University of Minnesota
Skills you'll gain: Social Determinants Of Health, Health Disparities, Health Equity, Health Policy, Systems Thinking, Health Informatics, Public Health, Economics, Policy, and Social Studies, Social Justice, Community Health, Health Systems, Social Impact, R (Software), Data Analysis, Data Literacy, R Programming, Data Visualization, Data-Driven Decision-Making, Diversity Awareness
★ 4.7 (15) · Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization, Statistical Visualization, Data Visualization Software, Exploratory Data Analysis, Data Presentation, R (Software), Tidyverse (R Package), R Programming, Graphing, Data Wrangling, Data Manipulation
★ 4.7 (20) · Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Large Language Modeling, Model Evaluation, Model Training, Hugging Face, Data Preprocessing, Fine-tuning, Model Optimization, Transfer Learning, Generative AI
★ 4.6 (18) · Beginner · Project · Less Than 2 Hours

EDHEC Business School
Skills you'll gain: Hospitality Services, Hospitality Management, Hospitality and Food Services, Guest Relations, Hospitality, Hotel And Restaurant Management, Hotels and Accommodations, Customer Service, Leadership, Leadership Development, Personalized Service, Customer experience improvement, Customer Complaint Resolution, Verbal Communication Skills, Operational Excellence, Talent Management, Customer Insights, Sustainability Standards, Sustainable Business, Target Market
★ 4.8 (13) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Figma (Design Software), Responsive Web Design, UI Components, Layout Design, UI/UX Strategy, User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Design Strategies, Web Design, Scalability, Prototyping, File Management
★ 4.6 (21) · Intermediate · Course · 1 - 3 Months

Coursera
Skills you'll gain: Legal Strategy, Legal Technology, Legal Research, Generative AI, AI Workflows, Data Ethics, AI literacy, Decision Intelligence, Responsible AI, AI Integrations, Legal Writing, Artificial Intelligence, Automation, Predictive Modeling, Ethical Standards And Conduct
★ 3.8 (9) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Application Deployment, Kubernetes, Network Troubleshooting, Performance Tuning, Network Routing, Network Security, Network Administration, Scalability
★ 3.6 (18) · Advanced · Course · 1 - 4 Weeks