3 things, 4 things, workout bench, dumbbells, rowing machine, and treadmill. The rowing machine is low impact on joints, everything else can be accomplished with the bench and dumbbells.
Do you suffer from migraines? If you do its possible that the system is effected by it. I used to suffer from migraines and terrible ones at that, and I couldn't function and my whole body system would slow down or not work at all.
Secondly, there is a good chance if your drinking milk that your...