Market Internals
Master the health of the market. Learn to read breadth, advance/decline lines, and sector rotation to know whether the rally is real or the decline has legs — before price tells you.

The Advance-Decline Line
The broadest measure of market health and what it tells you about the rally’s foundation.

Market Breadth Signals
How to read breadth indicators to confirm or question what price is telling you.

Sector Rotation Dynamics
Where money flows between sectors and what it means for the market cycle.

The TICK and Short-Term Extremes
Using the NYSE TICK to spot short-term exhaustion and reversal points.

Interpreting Market Health
Putting all the internals together into a single read on whether the market is healthy.