My wife suffer arthritis problem.

A healthy way to loose weight by diet and exercise is to maintain the weight loss to 2-8 pounds in a month so as you do not develop weakness. If you are loosing more than that please modify your regimen and if it you are still loosing it consult a doctor 

Cooked vegetables can be consumed during typhoid so that the body receives vital nutrients to get stronger. Well cooked or boiled vegetables like potatoes, carrots, beets, raw papaya and squash can be consumed. They are easy to digest and provide nutrients.

Weakness; Loss of appetite; Stomach pain; Headache; Diarrhea or constipation; Cough.