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.

Coursera
Skills you'll gain: JavaScript Frameworks, React.js, Application Development, Application Frameworks, Application Deployment, Web Applications, Front-End Web Development, Web Development Tools, Cascading Style Sheets (CSS), Web Development, Routing Protocols, Responsive Web Design, Server Side
Beginner · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Responsive Web Design, Typography, Cascading Style Sheets (CSS), UI Components, Web Design, Interactive Design, User Interface (UI) Design, HTML and CSS, Browser Compatibility, User Interface (UI), Usability, Interaction Design, Hypertext Markup Language (HTML), Web Content Accessibility Guidelines, Front-End Web Development, Animations, Web Components, Color Theory, Web Development, Web Development Tools
Intermediate · Specialization · 1 - 3 Months

Pohang University of Science and Technology(POSTECH)
Skills you'll gain: Blockchain, Cryptography, Transaction Processing, Encryption, Data Structures, Virtualization and Virtual Machines, Network Protocols, Distributed Computing, Algorithms
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Plotly, Data Visualization, Datamaps, Data Visualization Software, Scatter Plots, Jupyter, Python Programming, Exploratory Data Analysis, Pandas (Python Package), Data Analysis, Medical Science and Research
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: z/OS, Computer Architecture, Mainframe Computing, Systems Architecture, Programming Principles, Data Structures, Computer Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Time Series Analysis and Forecasting, Recurrent Neural Networks (RNNs), SAS (Software), Forecasting, Regression Analysis, Applied Machine Learning, Statistical Analysis, Advanced Analytics, Predictive Modeling, Statistical Modeling, Bayesian Statistics, Model Evaluation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Oral Expression, Planning, Recruitment, AI Enablement, Google Gemini, Professional Networking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Google Ads, Pay Per Click Advertising, Search Engine Marketing, Campaign Management, Digital Advertising, Registration, Marketing, Keyword Research, Advertising, Digital Marketing, Test Planning
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Marketing Effectiveness, Global Marketing, New Product Development, Product Marketing, Brand Management, Market Analysis, Competitive Analysis, Marketing Analytics, Marketing Communications, Consumer Behaviour, Brand Strategy, Advertising, Marketing Strategy and Techniques, Media Planning, Market Research
Beginner · Course · 1 - 3 Months

Skills you'll gain: Software Architecture, Integrated Development Environments, Code Review, AI Workflows, Software Design, Python Programming, Version Control, Java Programming
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Kinesiology, Rehabilitation, Exercise Science, Human Musculoskeletal System, Sports Medicine, Exercise Therapy, Physical Therapy, Neurology, Physiology, Geriatrics
Intermediate · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Data Storytelling, Data Presentation, Feature Engineering, Data Visualization Software, Unsupervised Learning, SQL, Data Analysis, Model Evaluation, Seaborn, Data Visualization, Tableau Software, Predictive Modeling, Exploratory Data Analysis, Predictive Analytics, Analytics, Presentations, Verbal Communication Skills, Matplotlib, Data Science, Machine Learning
Beginner · Specialization · 1 - 3 Months