While each panic attack is different, the average duration of a panic attack is approximately how long?

Explain the principles behind exercise as a stress reducer

What will be an ideal response?

If you had a type of cancer that involved the immune cells in your central nervous system that ingest intruders (similar to how macrophages function in the peripheral body), what cell would be affected?

a. T Cells b. B Cells c. Natural killer cells d. Microglia