How to avoid weight gain in self-isolation. Tip #2..Drink plenty of water Drinking more water is beneficial for a lot of reasons and now that we are all grounded in our homes, people can't really use the usual excuse not to drink more, which is "I'll need to go to the toilet more often", since the loo is really always available at home (we hope so anyway). Drinking plenty of water can help metabolism and, most importantly, it can also help you feel fuller for longer. The best combination is eating more fibrous food – more vegetables, mainly –and drinking...