yes very normal! lol
not if its for a month strait no.
You'll probably continue to get them on and off for the rest of your life but they'll get less frequently as you get older.
Males have erections before they are even born and experience them frequently throughout childhood and even sometimes when they are fully adult. Almost all of times the get an erections, it not due to sexual arousal it is simply something that "just happens". Baby boys often get erections while still in the womb.
Missing a period once in five years is normal with or without the IUD.
The first few years periods can be all over the place early one month late the next. Perfectly normal.
Occasionally. But only if they are male.
There is one month of February in every year, whether it is a leap year or not. The difference is not the month, it is the number of days in the month of February: 28 days in normal years, 29 days in leap years.
If you're in the first 1-2 years of your period, it's normal. If not, call a doctor.
Yes
a month
Morning erections (also known as morning glory) is normally caused by having too much urine in the bladder try not to drink too much on the night and go empty your bladder before you go to bed.
Boys can begin to have erections as early as infancy. Erections can occur in response to various stimuli, such as touch or visual cues, even in newborn boys.