Take the tour ×  Sometimes, I feel sleepy when I am doing my
weight training. Is this natural? It doesn't happen all the
time, only sometimes, I feel so tired that I feel like sleeping
immediately afterwards.  share|improve this question add comment
2 Answers  up vote 6 down vote accepted  I know some people who
can have a great workout without fueling ahead of time, but I
feel similar symptoms to what you describe if I don't have a
snack before I work out. A snack of 1/4 cup of cottage cheese
about an hour ahead of time is enough to help me get through my
weight training. (I am 160 lbs, so you may need to eat more or
less.)  share|improve this answer Thanks, Michael. I also
observe that if I eat a good meal about an hour before my
workout, I feel more sleepy. :-) I keep yawning throughout the
workout. –  Sathyaish May 9 '11 at 17:48 Thanks - I have this
same problem. Constant yawning in the gym –  rmx Jun 22 '11 at
15:35 add comment  If you eat too soon before a workout your
body is focusing its resources o