What bad effects does coffee have?

Online Answer
Coffee containing caffeine can cause insomnia, nervousness and restlessness, stomach upset, nausea and vomiting, increased heart and breathing rate, and other side effects. Caffeinated coffee is POSSIBLY UNSAFE when taken by mouth for a long time or in high doses (more than 4 cups per day)..
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Here are the 9 best foods and drinks you can have before bed to enhance your quality of sleep.
  • Almonds. Almonds are a type of tree nut with many health benefits. ...
  • Turkey. Turkey is delicious and nutritious. ...
  • Chamomile tea. ...
  • Kiwi. ...
  • Tart cherry juice. ...
  • Fatty fish. ...
  • Walnuts. ...
  • Passionflower tea.
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    Five worst foods for sleep
    • Chocolate. High levels of caffeine in chocolate make it a poor choice for late-night snacking. ...
    • Cheese. While cheese is generally considered a comfort food, it is actually one of the worst foods to eat before bed. ...
    • Curry. ...
    • Ice cream. ...
    • Crisps. ...
    • Cherries. ...
    • Raw honey. ...
    • Bananas.
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