meso Mesocyclone- A storm-scale region of rotation, typically around 2-6 miles in diameter and often found in the right rear flank of a supercell (or often on the eastern, or front, flank of an HP storm).
Whatâs that bump on the back of my heel? If youâve noticed a lump right above your heel thatâs red and sore and gets worse when you walk or run in shoes, you might have Haglundâs Deformity, also known as âpump bumpâ. Itâs remarkable how the combination of heredity and footwear can cause so many foot problems.
The result is an unsightly bruise or black toenail. Warmer weather also increases your chances of developing a black toenail. Warm weather causes the blood vessels to dilate allowing more blood to sling forward in the toes during running. Symptoms. Generally speaking, black toenails are not painful. The tiny ruptured blood vessels only cause the unsightly appearance of the nail. However, if enough fluid builds up under the toenail the pressure can cause pain, swelling and throbbing.