Keep your legs forward with toes pointing upward, legs straight, striking with the ball of your foot to propel you forward. Single-leg bounds. Balance yourself on one foot, push off that leg, and land on the opposite foot. Keep going without a pause in between.
In particular, getting adequate B vitamins helps your brain respond appropriately to stress. Get your daily B dose via: 1  Chickpeas and other legumes for vitamin B6. 2  Dark green, leafy vegetables for folate. 3  Fish, poultry, and meat for B12.
A number of scientific studies conclude that Vitamin A helps to protect us from radiation. See this, this and this. Numerous studies show that Vitamin C helps to protect the body against radiation. Vitamin D can help repair damage to DNA, and may help protect against low-level radiation.