menstruation
At the superficial layer of the corneum layer of the epidermis. Its many squamous epithelial cells keratinized and filled with desmosomes, that comes off in one connective bunch. Sloughing stratum corneum cells, is a quit literal name a sloughing (falling off) corneum cell.
Absence causes the spiral arteries of the endometrium to go into spasm and kink and the endometrium to slough off menses. This is an ovarian hormone that happens to a woman each month during her cycle.
Your period is always changing and if you do the slightest thing differently, it could change. Stress, different diet, even different exercise can cause your period to change. It's nothing to worry about.
Endometrium
When you eat and drink alcohol and spice food
endometrium
It is just a sloughing of the lining of the uterus as a result of the dropped hormone levels.
About 3mm thickness before sloughing off.
If you have started your period, late or on time, that means that your endometrium is sloughing off. During this time, it is hardly possible for an ovum to implant. If you do become pregnant during a period, you ought to document it because you would be a medical phenomenon.
Menstrual cycle.
Atropic endometrium is endometrium that isn't thickening.