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 Illinois Urbana-Champaign
Skills you'll gain: Cloud Infrastructure, Cloud Services, Cloud Technologies, Cloud Computing, Cloud Storage, Cloud Platforms, Cloud Solutions, Cloud Computing Architecture, Infrastructure As A Service (IaaS), Data Storage, Middleware, Virtualization and Virtual Machines, Containerization, Data Storage Technologies, Virtualization, Virtual Machines, Cloud Applications, Cloud API, Amazon S3, Platform As A Service (PaaS)
Intermediate · Course · 1 - 3 Months

SkillUp
Skills you'll gain: Email Security, Productivity Software, Microsoft Outlook, File Management, Collaborative Software, Presentations, Microsoft Teams, Google Docs, Calendar Management, Microsoft PowerPoint, Control Panels, Gmail, Slack (Software), Microsoft Office, Microsoft Word, Spreadsheet Software, Meeting Facilitation, Google Workspace, Google Sheets, File Systems
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Virtual Local Area Network (VLAN), Routing Protocols, Virtual Networking, Network Switches, Network Administration, Network Routing, Network Troubleshooting, Open Shortest Path First (OSPF), Network Routers, TCP/IP, Computer Networking, Network Infrastructure, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Performance Management, Networking Hardware, Network Security, Network Protocols, System Configuration
Intermediate · Course · 1 - 3 Months

The Hong Kong University of Science and Technology
Skills you'll gain: Integral Calculus, Calculus, electromagnetics, Engineering, Geometry, Advanced Mathematics, Applied Mathematics, Mechanics, Physics, Derivatives
Beginner · Course · 1 - 3 Months

Universidad de los Andes
Skills you'll gain: Chronic Diseases, Pulmonology, Diagnostic Tests, Patient Evaluation, Chest Physiotherapy, Respiratory Care, Respiratory Therapy, Laboratory Testing, Pathology, Pulmonary Function Testing, General Medical Tests and Procedures, Patient Education And Counseling, Respiration, Positive Airway Pressure (CPAP/BiPAP), Public Health and Disease Prevention, Patient Education and Support, Clinical Assessment, Preventative Care, Critical Care, Oxygen Therapy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Electocardiography, Cardiac Dysrhythmia, Cardiac Surgery, Chronic Diseases, Hemodynamics, Patient Education And Counseling, Cardiology, Medical Surgical Nursing, Care Management, Patient Observation, Nursing, Patient Evaluation, Life Support, Electrophysiology, Care Coordination, Patient Education and Support, Nursing Care, Anatomy, Physiology, Clinical Nursing
Intermediate · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Instagram, Video Editing, Content Scheduling, Content Performance Analysis, Drive Engagement, Storytelling, Social Media Analytics, Social Media Content, Canva (Software), Content Optimization, Content Creation, Design Elements And Principles, Paid media, Graphic and Visual Design, Driving engagement, Competitive Analysis, Content Strategy, Analytics, Visual Design, Marketing
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Stored Procedure, MySQL Workbench, SQL, Data Cleansing, Data-Driven Decision-Making, MySQL, Exploratory Data Analysis, Database Design, Data Presentation, Data Manipulation, Data Integration, Relational Databases, Data Import/Export, Database Management, Query Languages, Database Software, Report Writing, GitHub, Performance Tuning, Jupyter
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: React.js, UI Components, Authentications, Front-End Web Development, User Interface (UI), Web Development Tools, Software Development Tools, Context Management, Javascript, Application Programming Interface (API), Scalability
Beginner · Course · 1 - 3 Months

Skills you'll gain: Middleware, React Redux, React.js, Code Reusability, Web Development Tools, Development Environment, Responsive Web Design, Frontend Performance, Scalability, Application Programming Interface (API), Web Design and Development, HTML and CSS, Front-End Web Development, Maintainability, UI Components, Cascading Style Sheets (CSS), Software Development Tools, JavaScript Frameworks, Authorization (Computing), Data Validation
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: React Native, UI Components, Mobile Development, Responsive Web Design, User Interface (UI), React Redux, Debugging, Application Deployment, React.js, Application Development, User Interface (UI) Design, Animations, Figma (Design Software), OpenAI API, Mobile Development Tools, LLM Application, Apple iOS, Cross Platform Development, Android Development, Development Environment
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: No-Code Development, Responsive Web Design, Technical Analysis, User Accounts, Frontend Integration, Workflow Management, Market Data, Data Visualization, UI Components, Financial Trading, Regression Analysis, Application Development, Business Process Automation, Trend Analysis, Product Automation, Interactive Design, Web Design, Predictive Modeling, Automation, UI/UX Strategy
Intermediate · Specialization · 3 - 6 Months