Usually patients feel completely normal within 1-2 days. They look normal after 1-2 weeks depending on their haircut and hair style and how long they wear their hair. You should start seeing hair growth within the first 6 months and the results will continue to improve out to 1 year.
You can return to work the next day after a hair transplant surgery. However, most people take a few days off. FUE method requires a shaving the back of your head so that may be an issue. Transplanted hairs actually shed and fall out after a few weeks and you start to see results in 6 to 12 months.
After a month following FUE, you should see nothing, no value of the hair transplant which shoudl not show up until 6-7 months after the procedure. You should be completely normal at 2 weeks and have full activities. You should look like you did before the hair transplant at 2 weeks. See the 10 days picture on a man kept his hair length long to cover the FUE transplants.