nostr:npub1c5cejn3aa8l9lkye9vflejad6gwgw59wk3hmzsxdhh36mh807wcqdd644a I had the shakes (hands/arms) once immediately after an exhausting trip (one hour, post-trip).  No stomach ache though.  For me, it might have been dehydration and a depletion of electrolytes (which I now take preemptively).