> For the complete documentation index, see [llms.txt](https://docs.glassnode.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.glassnode.com/further-information/metric-guides/coin-days-destroyed.md).

# Coin Days Destroyed

- [CDD (Coin Days Destroyed)](https://docs.glassnode.com/further-information/metric-guides/coin-days-destroyed/cdd-coin-days-destroyed.md): Coin Days Destroyed is a measure of economic activity which gives more weight to coins which haven't been spent for a long time.
- [Supply-Adjusted CDD](https://docs.glassnode.com/further-information/metric-guides/coin-days-destroyed/supply-adjusted-cdd.md): Supply-Adjusted CDD accounts for the impact of time on the Coin Days Destroyed metric.
- [Binary CDD](https://docs.glassnode.com/further-information/metric-guides/coin-days-destroyed/binary-cdd.md): Binary CDD describes whether Supply-Adjusted CDD on any given day was above or below the historical average.
- [CYD (Coin Years Destroyed)](https://docs.glassnode.com/further-information/metric-guides/coin-days-destroyed/cyd-coin-years-destroyed.md): Coin Years Destroyed (CYD) takes the rolling sum of coin days destroyed (CDD) over the previous 365-day period as a macro indicator for annual economic activity.
- [Supply-Adjusted CYD](https://docs.glassnode.com/further-information/metric-guides/coin-days-destroyed/supply-adjusted-cyd.md): Supply-Adjusted CYD accounts for the impact of time on the Coin Years Destroyed metric.
- [Reserve Risk](https://docs.glassnode.com/further-information/metric-guides/coin-days-destroyed/reserve-risk.md): Reserve Risk is a cyclical indicator that tracks the risk-reward balance relative to the confidence and conviction of long-term holders.