exercise...
Yes.
by doing activities and being scared or screaming
Blackish and burnt. :(
the best exercise is either cardio or running
too little oxygen
parasympathetic
Parasympathetic. (Apex)
The noun 'laughter' is an uncountable noun. Units of laughter are expressed in amounts such as some laughter, a lot of laughter, much laughter, etc.
Laughter has positive effects on emotional and physical health. It can reduce stress, improve mood, boost the immune system, and increase endorphin levels. Laughter also helps to relax muscles, lower blood pressure, and improve overall well-being.
incrasing metabolism increasing pump cardiac muscle to pump the blood circulation
Laughter.