Anxiety Support Group
Anxiety is a physical condition marked by intense and persistent feelings of distress, fear, angst or dread. General anxiety caused by routine day-to-day stresses usually passes quickly and is experienced by almost everyone at one time or another. However, such feelings that linger over time and are very difficult to cope with, and which lack a clear cause, may indicate...

mistaking a sleeping tiger for a dead house cat makes me think of problems i have underestimated. the fact that i thought the house cat was dead makes me wonder if the problem i have underestimated is a minor problem i thought was resolved.
as for the freeze, my personality is prone to flight when threatened. i probably would have run from the tiger. are you, perchance, prone to freezing?