use hand different.becos when u ejaculated, you lose essence(chinese call Qi).In natural, Qi suppose to flow to yr female parnter when she in exchange return you with yin qin.
where yin qi enter you, yin yang balance will occur.
precious qi is store in your kidney.
ever time when there is qi lose, it take age to replenish.
all man who lose Qi through ejaculation eventually perish.
qi=essence=jing
when there is no jing, there is no shen.
no jing shen
that is why woman become very horny over the age of 30.
becos they need to draw your qi to make them young.woman lose Qi every month(lose blood)woman age faster than man
emeperor look for young virgin becos of the Qi they contain.
men age 15-30 plenty of Qi
woman 30-50 hungry for Qi
rem sec sci we learn molecus flow from high to low.Qi is the same
you may want to think of what happen when yang qi mix with yang qi?not to offend the gay..is interesting to think about it
Don't call chicken lah. Later Kenya aids,HIV. Use hand safer. At the end of the day, it feels the same when you cum