Everyone has an immune system that fights all the invaders at all times. But sometimes, viruses manage to infect us which ends up causing us sickness and weak health. But did you ever wonder how suddenly you caught a cold or started coughing or even got high temperature overnight? This could be due to your daily habits that you unknowingly do and don't really pay that much attention to. Small things in your day to day life can really put you at the risk of falling ill. But you can make a few easy changes that can make you less likely to fall sick. This list should help.

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When you don't drink enough water, your body gets dehydrated which can negatively impact your body's ability to process and flush out toxins and it also weakens the immune system.

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Chronic stress due to work can really make you more vulnerable to developing diseases. If you start feeling burnout, you will get more likely to catch a cold.

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For all you nail biters, know that you're going to fall sick on and off. This is because your nails have a lot of germs and you keep biting them which gives all the germs direct contact with your internal organs and thus you suffer. Stop biting nails!

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We can't stress enough on how important it is to wash your hands properly. Many of us rush the process which doesn't clean our hands properly and leads to sickness. Wash them thoroughly for 20 seconds, use a soap and warm water too.

Photo credits: Google images