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.

Northeastern University
Skills you'll gain: Health Systems, Patient-centered Care, Healthcare Industry Knowledge, Health Care Administration, Health Care Procedure and Regulation, Health Administration, Health Care, Primary Care, Health Policy, Health Disparities, Health Equity, Consumer Behaviour, Cultural Diversity, Diversity Awareness, Policy Analysis, Trend Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: People Analytics, Accounts Payable and Receivable, Accounts Payable, Workday (Software), Accounts Receivable, Accounting Software, Ledgers (Accounting), Accounting and Finance Software, Financial Data, Dashboard, General Ledger, Accounting, Data Import/Export, Workflow Management, Management Reporting, Workforce Planning, Business Reporting, Business Process, Finance, Data Entry
★ 4.6 (7) · Beginner · Course · 1 - 4 Weeks

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

Skills you'll gain: Javascript, Web Language, Data Persistence, Scripting Languages, Data Storage, Web Development, Programming Principles, Data Structures, Computational Logic, Software Engineering
★ 4.9 (10) · Beginner · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Statistical Modeling, Exploratory Data Analysis, R Programming, Predictive Modeling, Sampling (Statistics), Statistical Hypothesis Testing, Tidyverse (R Package), Data Analysis, Data Modeling, Data-Driven Decision-Making, Regression Analysis, Data Science, Statistical Inference, Predictive Analytics, Rmarkdown, Statistical Methods, Applied Machine Learning, Model Evaluation, Machine Learning
★ 4.7 (10) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Video Editing, Instagram, Video Production, Videography, Post-Production, Photo/Video Production and Technology, Drive Engagement, Media Production, Content Creation
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Culture, Social Studies, Liberal Arts, Neurology, Decision Intelligence, Human Development, Psychology, Social Sciences, Science and Research, Ethical Standards And Conduct
★ 4.9 (10) · Mixed · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Engineering Analysis, Mechanics, Finite Element Methods, Differential Equations, Applied Mathematics, Mathematical Modeling
★ 4.8 (12) · Advanced · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Network Architecture, Network Planning And Design, Virtual Networking, Network Infrastructure, Google Cloud Platform, General Networking, Network Routing, Computer Networking, Cloud Infrastructure, Network Security, Network Troubleshooting, Security Requirements Analysis, Network Model, Network Analysis, Firewall, Load Balancing, Hybrid Cloud Computing, Scalability
★ 4.8 (9) · Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Pulmonology, Chronic Diseases, Respiratory Care, Primary Care, Pulmonary Function Testing, Respiration, Patient Evaluation, Rehabilitation, Psychosocial Assessments, Diagnostic Tests, Treatment Planning, Health Equity, Care Management, Patient Education and Support, Community Health, Patient-centered Care, Pharmacotherapy, Behavioral Health
★ 4.8 (9) · Mixed · Course · 1 - 3 Months

DeepLearning.AI
Skills you'll gain: Federated Learning, Fine-tuning, AI Security, Large Language Modeling, PyTorch (Machine Learning Library), Model Optimization, Information Privacy, LLM Application, Model Training, Distributed Computing, Machine Learning
★ 4.5 (16) · Beginner · Project · Less Than 2 Hours

Coursera
Skills you'll gain: Strategic Sourcing, Supplier Risk Management, Supplier Management, Procurement, Vendor Management, Supplier Relationship Management, Project Scoping, Supply Management, Keyword Research, Market Analysis, Market Intelligence, Market Research, Market Data, Scope Management, Business Research, Report Writing, Data Collection, Project Documentation
★ 3.6 (7) · Beginner · Course · 1 - 4 Weeks