A temporary decrease in blood supply to part of your brain causes TIAs, which often last less than five minutes. Like an ischemic stroke, a TIA occurs when a clot or debris blocks blood flow to part of your brain. A TIA doesn't leave lasting symptoms because the blockage is temporary.
Full Definition of FORTNIGHT. : a period of 14 days: two weeks.ull Definition of FORTNIGHT. : a period of 14 days: two weeks.
A furlong is a distance of 220 yards. A fortnight is a time period of two weeks. A race horse is running at a speed of 4.0 yards per second.