The largest phyla in kingdom animalia are phylums: Mollusca, Porifera, Cindaria, Platyhelminthes, Nematoda, Annelida, Arthropoda, Echinodermata, and Chordata, our own phylum. PHYLUM NEMATODA: Phylum nematoda consists of only roundworms, some that are parasitic.
How it Works. You have up to 4 months from the date of enrollment to complete your personal trainer course. However, you may complete the course as quickly or as slowly as you would like within that 4 month period. It takes the average ISSA student 10 weeks to get certified.
The goal is to get your heart and lungs in shape and get the blood flowing to your muscles and joints. After three to four weeks, add weight training, but instead of doing a lot of repetitions (reps) with a low weight, consider doing fewer reps (no more than six to eight at a time) with a higher weight. Aim for three sets of reps two to three times a week for each muscle group.