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.

University of Colorado Boulder
Skills you'll gain: Vibrations, Mechanics, Torque (Physics), Engineering Calculations, Engineering Analysis, Differential Equations, Mathematical Modeling, Engineering, Simulation and Simulation Software, Applied Mathematics, Linear Algebra, Physics
Advanced · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Sustainability Reporting, Organizational Change, Sustainable Design, Stakeholder Analysis, Environmental Social And Corporate Governance (ESG), Corporate Sustainability, Leadership and Management, Key Performance Indicators (KPIs), Change Management, Product Design, Packaging and Labeling, Leadership, Product Lifecycle Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Azure Active Directory, Active Directory, Microsoft Azure, Multi-Factor Authentication, Authentications, User Accounts, Role-Based Access Control (RBAC), Authorization (Computing), Identity and Access Management, User Provisioning, Cloud Security, Single Sign-On (SSO), Hybrid Cloud Computing
Intermediate · Course · 1 - 4 Weeks

Immersify
Skills you'll gain: Endocrinology, Physiology, Anatomy, Urology, Gynecology, Neurology, Obstetrics And Gynecology, Immunology, Nephrology, Biology, Pathology, Health Assessment
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: HTML and CSS, Mobile Development, Web Applications, ChatGPT, GitHub, Front-End Web Development, Javascript, Application Deployment, Web Development, Version Control, Responsive Web Design, Video Game Development, Cascading Style Sheets (CSS), Artificial Intelligence, User Interface (UI) Design, Computer Programming, Database Application, Machine Learning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Computer Vision, Image Analysis, Deep Learning, Matlab, Applied Machine Learning, Machine Learning, Motion Graphics, Supervised Learning, Predictive Modeling, Artificial Intelligence and Machine Learning (AI/ML), Visualization (Computer Graphics), Geospatial Information and Technology, Data Integration, Medical Imaging, Data Validation, Machine Learning Methods, Geometric Dimensioning And Tolerancing, Performance Tuning, Algorithms
Intermediate · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Scatter Plots, Plot (Graphics), Data Visualization, Data Visualization Software, Heat Maps, R Programming, Graphical Tools, Data Wrangling, Tidyverse (R Package), Graphics Software
Intermediate · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Bioinformatics, Statistical Analysis, Graph Theory, Taxonomy, Computational Thinking
Intermediate · Course · 1 - 3 Months

Duke University
Skills you'll gain: Software Engineering, Distributed Computing, Extract, Transform, Load, Google Cloud Platform, Big Data, Cloud Computing, Serverless Computing, Cloud Technologies, Data Pipelines, Amazon S3, Command-Line Interface, Continuous Integration, Python Programming, Data Governance, NumPy, Rust (Programming Language)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Blood Collection, Phlebotomy, Medication Administration, Healthcare Ethics, Automated External Defibrillator, Medical Laboratory, Cardiopulmonary Resuscitation (CPR), First Aid, Emergency Medicine, Laboratory Testing, Airway Management, Diagnostic Tests, Health Care, Emergency Response, Dignity in Care, Patient Communication, Patient-centered Care, Critical Thinking and Problem Solving, Decision Making, Critical Thinking
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Requirements Elicitation, Requirements Analysis, Mockups, Interviewing Skills, Storyboarding, Prototyping, Systems Analysis, User Requirements Documents, User Research, Stakeholder Analysis, Stakeholder Engagement, Scenario Testing, Information Architecture, Business Research
Beginner · Course · 1 - 4 Weeks

Lund University
Skills you'll gain: Radiation Therapy, Materials science, Semiconductors, Physics, Emerging Technologies, Laboratory Equipment, Medical Imaging, Electrical Engineering, Engineering, Simulation and Simulation Software
Intermediate · Course · 1 - 3 Months