What might produce breaking hymen ?

i have a friend of mine who vanished a heavy books , it be at the day she expect to have her period
anyway at that sunshine she was within pain ( stomach-ache of period) then she not here a heavy weights ( books and other stuff) next she went to bathroom , while she be in within she found blood after that in ten minutes she get her period
she is worried is the blood she found beforehand having her time is caused from breaking her hymen or its a moment ago her period

sorry to bother but she also needed to know is breaking hymen cause immeditely blleeding or after while .

thank you so much for answers in adavance
Answers:

Average mass for a 17-year old girl of stage 170 cm?

Lifting should not break the hymen. When she noticed the blood and twinge the first time your friend went to the bathroom it be probably the beginning of her length. When the hymen is broken it may cause a slight bleed hastily but it will not be for long.

Could It Be Likely That I Have Re-curring Toxic Shock Syndrone?

Sounds more like a typical period. If she didn't own sex with anyone consequently her hymen should still be intact. Its not going to break from picking heavy books.

Belly Feels curious?

the probability of a hymen tear is smaller amount.. it shud b coz f her normal period... hymen may unusually break in overstretching types of endeavours... lifting of a bk shud nt cause that

Could I be..? please lend a hand.?

I asked one of my exs gf's years ago and she said hers was split when she be doing some gymnastics at school.

So it is conceivable her hymen is broken. But that's not a impossible thing- most girls will perforate it either by pure luck like that or by masturbation practices.
Hymen restoration is a most important business in Asia and the Middle-East.
I know one divorced Singaporean woman who had it done and she'd have two kids. Stupid woman was marry an Arab- she wouldn't listen to good sense.

Can not cleaning your "Vajay" properly organize to redness and itching?

Yeah, I agree, it sounds resembling a normal length. As long as it's not especially painful, it's probably zilch.

Is this a UTI?

Based on your story I can say that lifting hard to digest books cannot be the reason of breaking someone's hymen. The bleeding she experience can be her actual menstruation. The hymen may be broken through intercourse or strenous exercise that give pressure on the perineal muscles like biking. The hymen can break even during your childhood days.

Extra breasts?

More than promising, that was her length.