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.

Yonsei University
Skills you'll gain: Business Marketing, Hospitality Management, Peer Review, Global Marketing, Marketing, Hospitality and Food Services, Hospitality, Brand Management, B2B Sales, Customer Service, Branding, Innovation, Guest Relations, Customer experience strategy (CX), Marketing Management, Promotional Strategies, Customer Relationship Management, Diversity Marketing, Growth Strategies, Digital Marketing
★ 4.7 (2.5K) · Beginner · Specialization · 3 - 6 Months

University at Buffalo
Skills you'll gain: Personal protective equipment, Environmental Regulations, Safety Training, Occupational Safety and Health Administration (OSHA), Safety Standards, Occupational Health, Hazard Communication (HazCom), Environment Health And Safety, Health And Safety Standards, Accident Prevention, Injury Prevention, Fire And Life Safety, First Aid
★ 4.7 (2.5K) · Beginner · Course · 1 - 4 Weeks

Salesforce
Skills you'll gain: Sales Process, Sales, Salesforce, Customer Relationship Management (CRM) Software, Sales Operations, Customer Relationship Management, General Sales Practices, B2B Sales, Sales Pipelines, Data Management, Customer Data Management, Information Management, Databases, Data Quality, Data Cleansing, Business-To-Consumer
★ 4.6 (1.7K) · Beginner · Course · 1 - 4 Weeks
University of Toronto
Skills you'll gain: Informatics, Life Sciences, Data Analysis, Microbiology, Analysis
★ 4.7 (1.8K) · Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Telehealth, Patient Education And Counseling, Medical Telemetry, Teamwork, Patient Communication, Collaboration, Patient Preparation, Clinical Assessment, Vital Signs, Patient Education and Support, Health Technology, Health Assessment, Patient Treatment, Health Care, Health Systems, Telecommunications, Patient Evaluation, Care Management, Health Care Procedure and Regulation, Communication
★ 4.9 (44) · Beginner · Specialization · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Bioinformatics, Molecular Biology, Dimensionality Reduction, Unsupervised Learning, Statistical Methods, Applied Machine Learning, Data Analysis Software, Machine Learning Algorithms, Molecular, Cellular, and Microbiology, Markov Model, Biotechnology, Life Sciences, Infectious Diseases, Microbiology, Epidemiology, Statistical Analysis, Precision Medicine, Algorithms, Computational Thinking, Python Programming
★ 4.3 (1.3K) · Beginner · Specialization · 3 - 6 Months

University of Toronto
Skills you'll gain: ArcGIS, GIS Software, Spatial Data Analysis, Geographic Information Systems, Geospatial Information and Technology, Spatial Analysis, Geospatial Mapping, Data Mapping, File Management
★ 4.8 (2.3K) · Beginner · Course · 1 - 3 Months
University of Michigan
Skills you'll gain: Model View Controller, Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Linux, Linux Commands, Application Deployment, Django (Web Framework), Cloud Deployment, Web Applications, Command-Line Interface, Web Servers, Web Development, SQL, Database Management, Python Programming, Software Installation
★ 4.7 (1.9K) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Vibe coding, Prompt Engineering, No-Code Development, AI powered creativity, Agentic Workflows, AI Workflows, Application Deployment, Generative AI Agents, Application Development, Dependency Analysis, Development Environment, Generative AI, Integrated Development Environments, Software Development Tools, Package and Software Management, Change Control, Digital Publishing
Beginner · Course · 1 - 4 Weeks

SkillsBooster Academy
Skills you'll gain: AI literacy, Anthropic Claude, Prompt Engineering, Google Gemini, LinkedIn, Interviewing Skills, Microsoft Copilot, Artificial Intelligence, Professional Development, Data Analysis, Communication, Google Sheets, Presentations, Google Workspace, Personal Development, Google Docs, Microsoft PowerPoint, Writing and Editing, Learning Strategies, Productivity
Beginner · Course · 1 - 3 Months

Skills you'll gain: 3D Modeling, 3D Assets, Computer Graphics, Visualization (Computer Graphics), Computer Graphic Techniques, Design Elements And Principles, Creative Design, Graphical Tools, Aesthetics
Intermediate · Course · 1 - 4 Weeks

Yale University
Skills you'll gain: Health Disparities, Public Health and Disease Prevention, Health Systems, Public Health, Epidemiology, Social Determinants Of Health, Health Equity, Infectious Diseases, Chronic Diseases, Health Policy, Medical Science and Research, Nutrition and Diet, Demography
★ 4.8 (2.2K) · Mixed · Course · 1 - 3 Months