Is it normal for my whole body to feel affected by stress, like im just nervous all over? lately ive been stressed and i feel like its affecting my whole body because i just feel nervous?

It is not feasible to provide an opinion without additional history; physical examination may be some tests. It would be prudent to see your doctor to see if you may be depressed. Depression is treatable. Counter-intuitive as it may seem, exercise may help. Start with low intensity exercise such as walking and gradually increase the intensity as tolerated. Drink more water. Wish you good health!

Your brain communicates with the rest of your body. Anxiety can hyperactivate the body's areas that respond to stress and danger. The resultant symptoms can be as you described. I highly recommend that you contact a mental health professional for stress management coaching and/ or cognitive behavioral therapy to deal with your anxietyas frequent anxiety states can eventually cause physical problem