yes
No.
http://www.fiery-foods.com/index.php?option=com_content&view=article&id=2606:the-bogus-Chile-pepper-cancer-scare&catid=84:chiles-and-health&Itemid=151
No they are not at all harmful, how ever don't use too much chilli, since it does cause uneasiness to animals just like it humans.
No.
No
yes it does sometimes but does not if the chilli is too much or has concentrates
No.
Wala po..... Too much bromine can cause cancer...
Well cancer can be caused by too much anger and stress.
Too much radiation from the sun can permanently damage your skin and could cause skin cancer.
No, but too much meat in your diet can cause irritation in your bowels that could lead to cancer later in life.
Too much exposure to visible light can cause damage to your retina.
study shows that talking too much using a phone can cause some bad effects but there is no study that telling that you can get brain cancer Sorry im bad in English XD
No, but eating too much red meat could lead to cancer or cardiovascular problems.