Bacterial infections have been known to cause horizontal ridges in nails. Yeast or other fungal infections can lead to nail issues and one of those symptoms can be horizontal ridges. Other infections like heart valve infections and viral warts can also change the way your nail looks, including horizontal ridges.
The clinical syndrome has been characterized by restlessness, anorexia, irritability and insomnia that begin less than 24 hours after discontinuation of marijuana, peak in intensity on days 2 to 4, and last for seven to 10 days (Budney et al., 1999; Haney et al., 1999; Mendelson et al., 1984).
Common Physical Effects of Withdrawal. Headaches: This is usually the most common physical symptom associated with marijuana withdrawal. Headaches during the first few days can be particularly severe, but then taper down to being more mild. These dull headaches can least anywhere from two weeks to two months.