What can I do to prevent bumps on the palms of my hands?

Generally do wash your hands regularly, avoid contact with high-risk people, but use towels etc. Also strengthen exercise and eat a reasonable diet avoiding spicy food, strong tea, coffee, alcohol etc. Life should be a combination of work and rest, avoid frequent late nights, overwork and mental tension, improve the body’s immunity to prevent hand diseases. In addition, you can also look for allergens so that you can avoid contact and reduce the occurrence of allergies.