It is a tick disease so whenever the ticks are out people can get it. If you live in Northeastern United States these fall in Fall and Winter season when most people and animals get bitten.
Answer:
Check for breathing by tilting their head back and looking and feeling for breaths.
Tell someone to call 911
Give five rescue breaths: tilt their head back, seal your mouth over their mouth and pinch their nose.
Explanation:
if your trying to do CPR on a child:
Carefully place the child on their back.
a baby, place two fingers on breastbone.
For a child, press down about 2 inches.
For a baby, press down about 1 1/2 inches, about 1/3 to 1/2 the depth of chest. ...
Do 30 chest compressions, at the rate of 100 per minute.
The other two components of the health triangle are C, Physical health, and D, Social health.
You could try to put cold ice over it to calm down the bruising and then use a cloth and damp it in hot water(warm water) and wipe the bruise properly so that the blood can circulate properly. If you are having troubles breathing then why to relax your muscle, because if you are tense right now it will only make things worse.
And if it really hurt go to the hospital, dont take any risks.