I went ran with Obe of my buddy & was sweating & felt really red face . It took me forever to cool down & I drink alittle before my ran then I after I drank a lot of water but later on that night I got a headache & I got really nause on my stomach . I still was drinking water during this time . I took some Advil . It day three Iam still having slight headache & my stomach feels sicky still is this normal ?