There’s plenty of advice on the web about what to eat and drink, and a
 lot of it can be more than a bit confusing. What exactly is a 
“superfood”? Should you be eating a meat-heavy caveman diet or a 
fruit-rich raw food diet for optimum health? Do you really need two 
liters of water every day?
Often, we mistrust the advice being peddled – and with good reason. 
But this shouldn’t lead us to stop caring about what we put into our 
mouths altogether. One of the best ways to cut through the hype, the 
fads and the ridiculous promises is to figure out what works for your body.
 That means being conscious as to how food, water, caffeine and alcohol 
make you feel – and adjusting what you consume accordingly.
Listening to your body about food
Try thinking through times when you’ve felt ill, lethargic or 
sluggish after eating. You might want to ask yourself questions like:
- How do I feel after a big meal?
Have you ever been stuck in a boring lecture or conference after a 
large lunch? Did you find yourself struggling to keep your eyelids open?
 Most people find that overeating at lunch-time has a poor effect on 
afternoon productivity: it’s hard to get on with work when you want to 
curl up and fall asleep.
Eating a big evening meal might help you to sleep – but eating too 
much near bedtime is likely to leave your stomach unpleasantly full and 
gurgling as you’re trying to drop off.
- How do I feel if I eat a lot of sugar?
- How do I feel if I eat a lot of sugar?
Some people react more strongly to sugary foods than others, 
experiencing an initial surge of energy followed by the “sugar coma” 
slump. I find that I invariably feel groggy and out-of-it after a huge 
ice-cream sundae, and realizing this has helped me curb my sugar intake!
- Do my eating habits help me stay energized and focused?
Most of us are distracted and irritable when we’re hungry – have you 
ever skipped breakfast and found it difficult to concentrate at school 
or work? Even if you’re dieting, it’s important to eat enough, which 
means having a light snack if you’re hungry between meals.
The types of foods which you eat also have an effect: you’ll probably
 find you get sustained energy from high-fibre foods, starch-rich foods 
and fruits and vegetables – whereas sugary treats like pastries and 
doughnuts can leave you struggling to focus.
Listening to your body about water
Many of us are making a conscious effort to increase our water 
intake, but you probably don’t need to force down glass after glass of 
water if you’re not thirsty. Ask yourself:
- Does drinking a glass of water perk me up when I’m tired or irritable?
If so, you might be getting dehydrated. I often don’t realise that 
I’m thirsty until I find myself lacking concentration and getting 
grouchy. Next time your brain is feeling sawdust-like, have a glass of 
water and see if it helps.
- Do I get headaches which go away when I drink water?
One of the most common causes of headaches is not drinking enough 
water. If you find yourself suffering regularly from mild headaches, try
 drinking extra water. This especially applies if your headaches always 
occur at the same time every day.
- Am I forcing myself to drink water when I’m not thirsty?
If you really aren’t thirsty, there’s no need to drink more water 
just to meet a daily quota. Learn to trust your body here – if you feel 
fine otherwise (no headache or lethargy), it’s unlikely you’re getting 
dehydrated. Drinking too much water isn’t great for you, because it 
depletes the amount of sodium in your body.
Listening to your body about caffeine and alcohol
Some people have a much higher tolerance for caffeine and/or alcohol 
than others. This can be due to genetic factors, body mass, or simply 
how much caffeine or alcohol you’re used to drinking. When considering 
whether you need to limit your intake, or limit when you indulge, think about:
- Do I feel ill after drinking alcohol or caffeine?
I regularly drank too much alcohol as a student, and 
(unsurprisingly!) felt dreadful each time. There’s nothing fun about the
 room-spinning sensation of being drunk, and if you get to the point of 
throwing up, that’s your body reacting to what it sees as an attempt to 
poison it.
Caffeine rarely produces such strong reactions, but too much can 
leave you wired and jittery rather than perked up ready to concentrate.
With both alcohol and caffeine, you need to figure out how much you
 can drink without getting a negative effect. Maybe your friend can get 
through two bottles of wine every evening, or your colleagues drink 
triple-shot espressos – that doesn’t mean your body will be happy with 
you doing likewise.
- Does alcohol or caffeine affect my sleep?
Some people find that a small amount of alcohol can help them sleep, 
and others like a mug of milky tea or coffee last thing at night. But 
too much alcohol (even just one glass of wine for some of us) results in
 poor quality sleep, and many people need to avoid caffeine in the 
evenings in order to drop off easily. After sleeping badly for several 
nights in a row, I cut out the cup of tea I was drinking at 6.30pm when I
 got home from work; it worked a charm.
Have you made improvements to your eating and drinking habits based 
on how your body feels? Or do you find it hard to trust your physical 
reactions? Share your experiences with us in the comments below.

 
 
 
 

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